Xiamen Gelashi: A Sports Sunglasses Manufacturer Focused on Innovation and Quality
Our company was established in 2010 and is located in Xiamen, one of the four major eyewear production bases in China. Whether it is production or service, we treat customers with a sincere and professional attitude.
Variety of Products
We are committed to producing various types of eyewear, including sunglasses, optical frames, reading glasses, safety glasses, etc. Our monthly output exceeds 300,000 pairs of glasses. Our product range includes injection molded and metal frames, as well as professional sports, casual and fashion sunglasses.
Advanced Production Equipment
We are a full-service company providing complete design, R&D, production and sales services. Our production workshop is equipped with the most advanced equipment, such as injection molding machines, grinding and polishing machines, CNC machine tools, automatic painting machines and other advanced tools.
Multiple International Certifications
Our products have obtained ISO 9001, FDA, CE, SGS, etc. certifications, and our company has a complete quality control system to ensure the highest standards. By using high-quality environmentally friendly materials in our products, we are committed to promoting a green economy and sustainable development.
Rich Experience
Our products sell well in mainstream markets such as Europe, North America, Japan, South America, Oceania, and Asia. We have established long-term cooperative relationships with customers around the world, with annual sales exceeding 3 million pairs of glasses. In addition, we also provide OEM/ODM manufacturing services to many customers.
Brief Introduction to Sports Sunglasses
Sports sunglasses are glasses specifically designed for use during physical activities and sports. They are designed to protect the eyes and enhance visual performance during activities such as running, biking, skiing and basketball. Sports glasses can be prescription or non-prescription and come in a variety of styles. These glasses offer numerous benefits to the user, including protecting against UV rays, helping to improve vision, and enhancing comfort, so they are particularly useful for athletes who may be exposed to harmful or performance-impairing substances.

When it comes to sunglasses construction, many people have a hard time knowing what to look for. Below is the basic structure of sunglasses to help you learn more about them.
- Top Bar: The top bar of sunglasses is the bridge, which sits between the two lenses and helps hold them in place.
- Bridge: The bridge is the part that connects the lenses and is located above the bridge of the sunglasses' nose. It provides support to the frame and helps hold it securely in place.
- Nose Pads: Nose pads are small pieces of metal or plastic that attach to the temples or frames of sunglasses and rest on the nose to help provide a comfortable and secure fit. They can also help reduce slipping by creating friction between the frame and skin.
- Frame Rim: The frame is the part of your sunglasses that surrounds the lenses, usually on your nose and ears. It is usually made of metal, plastic or acetate and comes in a variety of colors and styles.
- Temple: The temples extend above the ears and are located on the sides of the head. It is usually made of plastic, metal, or other materials to provide comfort and stability.
- Temple Tip: The temple tips are the curved ends of the frame located behind the ears. It is designed to fit comfortably and securely on your head while also providing support for the lenses.
- Hinge: Hinges connect the lenses and temples and allow them to open and close. Metal joints are often spring-loaded to make them easier to open.
- Joint: The joint on a pair of sunglasses is where the two lenses connect to the frame.
Key Features of Sports Sunglasses




Unique Design
Sports sunglasses are designed to curve around the face to provide a snug fit. Curved frames block side UV rays from entering the eyes and provide 360 degrees of glare coverage. This is crucial for outdoor runners or those involved in snow sports.
Good Fit
When we exercise, violent movements can easily cause sunglasses to fall off our face. Sports sunglasses often come with non-slip nose pads and nose pads that fit over the nose. This allows them to stay securely in place regardless of sweat, activity or wet weather conditions.
Durability
While it’s easy to lose your glasses in any environment, the risk increases significantly during exercise. Whether they slip off your nose while running or get knocked off by an incoming ball, sports sunglasses need to be more durable and less prone to breakage.
Various Styles
The perfect pair of sunglasses should complement your style and suit your lifestyle. Sports sunglasses come in classic styles, trendy styles, retro styles, etc., and manufacturers can provide a variety of frames. These different styles of glasses are suitable for sportswear and casual wear.
Provide Protection
Sports sunglasses are designed to protect the eyes from potential hazards such as flying objects, collisions and UV rays. They typically have impact-resistant lenses and frames made of durable materials that can withstand the force of a ball or puck. In addition, many sports glasses offer UV protection, which is very important for those who love outdoor activities.
Enhance Vision
Sports sunglasses can also enhance your vision during movement and changing conditions. For example, polarized sports sunglasses can reduce glare and improve contrast, allowing you to see better in bright sunlight or on reflective surfaces like snow or water. Additionally, sports glasses can be customized with lenses that enhance specific colors, making it easier to see balls or other objects in their natural environment.
Benefits of Sports Sunglasses

Prevent Eye Strain and Fatigue
Sports sunglasses are designed with a specific purpose: to protect your eyes from the sun. If you wear glasses without glare-reducing lenses, the sun's glare can affect your ability to perform sports and even cause eye strain or fatigue. Sunglasses with polarized lenses not only protect your eyes from sun damage but also reduce eye fatigue during exercise. This is because they block harmful UV rays that can cause cataracts and macular degeneration.

Improve Game Performance
Sports sunglasses are designed to enhance your game, whether it's baseball, basketball or football. The right glasses can reduce glare and increase contrast so you can see the ball more clearly. Whether it's a clear day or a dark night, prescription sports sunglasses make it easier to see where the ball is going and track its flight path on the court or court. This is especially important when playing in indoor arenas where light may be limited.

Enhance Visual Clarity
One benefit you get from wearing sports sunglasses is that they improve visual clarity. The lenses in these glasses are designed to reduce glare from sunlight and water, allowing you to see more clearly. This means that even if you're outside when it's sunny or rainy, or playing on a wet field, your view will remain as clear as possible. These lenses also help reduce eye strain so you don't have to squint or strain your eyes while participating in your favorite sport.

Reduce Squinting
Squinting is a natural reaction to bright light and can be annoying and uncomfortable. When you squint, the muscles around your eyes become tense and fatigued, which can lead to headaches, dry eyes, and even blurred vision. Sports sunglasses can help you reduce this problem by blocking excess light, allowing you to see clearly without unnecessary squinting.

Protect Your Eyes from UV Rays
If you exercise outdoors, you should wear sunglasses to protect your eyes from ultraviolet (UV) rays. Ultraviolet rays can damage the retina and cornea of the eye. They can lead to age-related macular degeneration (AMD), the leading cause of blindness in older Americans. Sports sunglasses are designed to absorb 99% or more of the UVA and UVB light that passes through the lenses.

Protect Your Eyes from Debris
If you've ever played sports outdoors, you know how easily small pieces of dirt or sand can get into your eyes. These small particles can cause irritation and pain, which is why it’s important to wear sports sunglasses when doing any outdoor activity. This will help protect your eyes from these small particles.
Cycling Sunglasses
Aerodynamics, good ventilation, and the right lenses are the core elements of a good pair of cycling sunglasses. To avoid creating pressure points, it makes sense to try on sunglasses in conjunction with your own bike helmet. Some manufacturers also offer exercise straps to ensure your sunglasses stay where they should be, no matter how bumpy the ride gets. For commuting or biking, it's important that sunglasses don't limit your peripheral vision.
Trekking and Hiking Sunglasses
Mountaineering sunglasses feature excellent comfort and high stability. Its simple design can withstand a little rough handling, so it can be thrown into a backpack with other gear. When it comes to this type of sports sunglasses, only one thing is important: avoid going into the mountains with a cheap pair of supermarket sunglasses at all costs. Lower price may mean less protection levels.
Running Sunglasses
Running sunglasses are specifically worn while running. Ill-fitting glasses can quickly slip off your nose due to constant vigorous activity, but running glasses can avoid this problem. Its extremely light weight and unique curved design ensure excellent grip. Many running glasses are also tested on the toughest mountain runs and feature multi-functional nose pads.
Glacier Sunglasses
One piece of equipment that is unavoidable at high altitude is a good pair of glacier sunglasses. Glacier sunglasses offer higher UV protection and stability compared to other outdoor glasses. It is primarily designed to protect climbers and climbers from the unique challenges of UV rays, snow reflections and glare from heights. If these athletes do not find good eye protection, they are more likely to suffer permanent eye damage.
Ski Sunglasses and Goggles
Ski goggles and eyewear are a science unto themselves. Reducing glare, increasing contrast, and protecting against the cold are all good reasons why ski sunglasses or goggles are a must-have piece of ski gear. The selection of ski goggles is vast and features thoughtful, application-specific technology that is as broad as the selection itself.
Children’s Sports Sunglasses
More and more manufacturers are introducing children's sports sunglasses in their collections to provide young athletes with optimal protection in various situations. Depending on the manufacturer, children's sports sunglasses are also divided into age groups, and the technology used is no inferior to adult sunglasses. Some sunglasses have a strap that prevents them from slipping, and they are symmetrical so they cannot be "turned upside down."
Sports Sunglasses Lens Colors and Their Uses




Gray and Black
They are the most popular lens colors. It reduces all light evenly without increasing contrast or changing the color of objects, and is best used in bright and sunny weather. Some manufacturers use black rather than gray lens colors because it sounds more "modern," but it's misleading (truly black lenses aren't of much use).
Smoke
"Smoke" is used as the lens base color when lenses are mirror-finished. It is similar to gray but often has a brown or blue tint.
Amber, Vermilion and Brown
These pops of color increase contrast (everything in your field of view will appear sharper), they provide a warm look, and work well in situations where judging distance is important, such as golf. These good all-around colors are suitable for most weather and light conditions.
Yellow
This is a light-enhancing color suitable for low visibility, dark, hazy and cloudy conditions. It provides excellent contrast and enhanced depth perception, but is not suitable for use in strong sunlight or high glare conditions.
Transparent
Sunglasses in this color protect your eyes from impact, dust, dirt or abrasion.
Green
It provides soothing color tones that help reduce glare and enhance contrast. Sometimes described as a grey-green, it is a good alternative to solid gray in bright sunlight conditions.
Red, Rose and Orange
These lens colors filter out blue light that causes eye fatigue. They are high-definition and high-contrast colors that make objects appear clearer. They work in most lights and are especially suitable for overcast conditions. These colors are popular with golfers, cyclists, skiers and shooting enthusiasts.
Blue
It is a fashionable color but also helps emphasize the yellow, useful for tennis players (yellow ball) and archers (yellow/taurus).
Purple
Purple is now a popular color among clay target shooting enthusiasts. It dims green backgrounds, such as trees or grassy banks, and helps users see black, white, orange or pink clay targets better against darker backgrounds. It offers soothing shades that are suitable for a variety of lighting conditions. Golfers will also benefit from wearing purple lenses.
MIRROR and "REVO"
Mirror and mirror-revo are coatings applied to the front of the lens. Mirror coatings come in a variety of colors. The term "revo" usually applies when the lenses are available in more than one color, such as red-orange or teal. This mirror coating is often chosen for its aesthetic effect. They also block an additional 10 - 60% of visible light, providing greater comfort in intense full-sun conditions. Because they limit the exposure to light that can cause photokeratitis (snow blindness) on sunny days, they are often chosen for snow sports, high-altitude hiking, and mountaineering.
Flash Mirror Lenses
Flash mirror (consistent with the basic color of the lens) is not a full mirror effect, but produces a slight reflection.
Photochromic Lenses
Photochromic lenses are lenses that change tint based on light conditions. Typically, they start 20-30% lighter and darken to 60-80% (in strong sunlight).

Factors to Consider Before Buying Sports Sunglasses
Fit
Finding a frame that works well with the rest of your gear is critical to athletic performance and focus. For example, if you're a cyclist, choosing a pair of sunglasses with straight temples will allow your helmet and sunglasses to fit seamlessly. However, if you hike, run, fish, or compete in a triathlon, curved temples may suit you better. Crooked temples are the most common temple type. Finally, the last type of temples we’ll cover are adjustable temples. These flexible temples fit easily over any hat or strap, making them ideal for climbers and climbers. In addition to the shape of the temples, a specialized nose bridge design helps air circulate so your sunglasses don't fog up.
Grip
Grip is all about keeping your sunglasses in place so you can focus on the game/activity at hand. This is even more true in sports prescription sunglasses, as changes in the frames are also changes in vision. Rubber nose pads and rubber temples help keep the frame in place with every play, bump, or mess. High impact is not an issue. Hydrophilic rubber is used on the bridge of the nose and temples. As exercise intensity and perspiration increase, the grip of the frames will also increase.
Polarized VS Non-Polarized
It really depends on the environment and activity you are pursuing. During sports with a lot of glare, such as fishing or hiking, it's best to choose polarized lenses to help protect your eyes. However, if you're mountain biking or playing in the fields, polarization can make it harder to see certain details, preventing you from performing at your best. We also recommend against polarizing ball games as it can distort depth perception. Instead, a mirror coating can provide the sun protection you need without affecting your natural vision. Overall, the decision to polarize ultimately depends on the sport you're doing and the versatility you need from your prescription sports sunglasses.
Frame
Frames have one purpose: to support the lenses while staying secure on your face through thoughtful and intentional design. There are three main components to a good pair of frames: fit, grip, and coverage. Each part plays a vital role in giving you ultimate performance and protection, all with one goal in mind: to function perfectly and disappear during your activities.
Coverage
Last but not least, let’s talk about coverage. It keeps debris and elements out. There are two main determinants of coverage in sports sunglasses: overall shape/frame style and lens height. There are many different frame shapes, each with a different function. For prescription sports sunglasses, professional sports opticians recommend starting with half-rim, shield, or square frames.
Lens
Many lenses are available in a variety of materials, and we recommend impact-resistant lenses for your sports frames. This will provide superior protection from accidental bumps and impacts without compromising the safety of your eyes. For lens color recommendations, there are a variety of features to choose from such as mirror finishes, transitional lenses, polarized, anti-reflective coatings, and anti-fog coatings.
Contrast Enhancement
Contrast gives shadows and brightest areas greater depth. Detail in shadows is not lost, so you can make quick decisions with ease. Choosing colored lenses instead of gray lenses is one way to enhance contrast. For example, if you're riding a bike on a paved road, potholes, debris, and cracks on the roadside can cause you to tip over the handlebars. By choosing a lighter rose bronze lens, you can spot uneven road conditions and avoid them.
Tips for Maintaining Sports Sunglasses
The following tips can serve as helpful tips for everyday sports sunglasses maintenance.
Don't Use an Old Rag
Avoid using old rags or even new rags. Since rags are usually abrasive, they can scratch lenses and frames. Continuous scratching and abrasion will wear down your lenses and frames faster than if you choose to use a microfiber cleaning cloth. If your glasses don’t come with a microfiber cleaning wipe, ask the manufacturer or a professional optometrist if one can be provided.
Do Wash Hands
Washing your hands thoroughly before handling your glasses can prevent the transfer of excess dirt and oil. Our hands have residue from everything we touch and it eventually builds up. To reduce fingerprints and smudges, have your hands washed with mild soap and warm water and avoid touching anything else before cleaning your glasses.
Don't Use Everyday Materials
In addition to avoiding rags, keep your sports sunglasses away from everyday items that are often handy. It feels more convenient to grab the nearest item or even part of your shirt, but most materials are generally more abrasive and too rough for the delicate surfaces of glasses. Specific things to stay away from include: clothing items, facial tissues, napkins, hand or body towels.
Do Correct Cleaning Method
If you find that your sports glasses need a good cleaning, you should dry them with warm water and a microfiber towel. However, avoid using hot water as this can also damage your glasses. Turn the faucet to lukewarm and place your sunglasses under the stream for best results. Adhering to the required cleaning schedule for your lenses will help maintain their clarity and integrity.
Don't Buff Scratches
There is nothing we can do to protect our faces or glasses from debris. Therefore, you're likely to find a scratch or two on your lenses at some point. It's okay if this happens, but it's important to remember not to let them go away. Often, attempts at polishing will increase the number of scratches. It can even cause fuzzy, cloudy spots where you're trying. It's best to visit the manufacturer for help. Polishing damaged lenses may result in the need for expensive replacements.
Do Properly Store Sports Glasses
Your sports sunglasses are most likely your second or third pair. In this case, it is crucial to keep them safe when not in use. Storing them correctly will also help improve overall cleanliness and reduce the need for additional cleaning. Given the increased handling and debris involved with sports glasses, it's a good idea to carry a to-go bag with the right cleaning supplies so you can clean them on the go.
The Color of the Lenses Affect Its UV Blocking Capabilities
There is a notion that the color of sunglasses affects their ability to protect the eyes from the sun. It may help to know that the UV protection eyewear can offer highly depends on its lens material or treatment. You will get the same level of performance from sunglasses with gray UV-blocking lenses and yellow UV-blocking lenses. There are colored lenses that can increase contrast, which is ideal for individuals playing sports, like golf and softball.
UV-Blocking Sunglasses are Costly
It isn’t uncommon for people to think sunglasses with total UV protection is costly. Fortunately, you can now get ones with 100% UV protection for reasonable prices. The price of this eyewear varies by manufacturer and frame material. Usually, what you can get for a few dollars can offer the same protection as products with a hefty price tag. Keep in mind that high-quality sunglasses are more likely to last longer, not have distortions and fit better.
All Sunglasses Protect Your Eyes from UVA or UVB Light
Sunglasses are not all made equal because some do not come with UVA/UVB protection. Don’t purchase products without this feature to avoid irreversible damage to your eyes. Luckily, you don’t need to spend as much to buy UV protective eyewear these days. They are also available in various styles to complement every outfit and occasion.
The Darker the Lenses, the Better Protection They Provide
Just as lens color doesn’t define how well a pair of sunglasses protect your eyes from the sun, light lenses can defend against UV rays just as well as dark ones. Lens tints can serve other purposes that don’t have anything to do with UV protection.
Photochromic Lenses Don’t Block That Much UV Rays
Photochromic lenses feature trillions of small silver halide and chloride molecules, which react when exposed to UV rays. Under the sun, they turn from clear to dark. After an eye examination, a specialist can determine if this eyewear is ideal for you. Photochromic lenses can keep your eyes safe from UV rays just as any other type of lens with UV protection. During the day, they can help people with myopia, hyperopia or astigmatism drive better. However, when it’s really bright outside, wearing sunglasses might be more comfortable.
Extra UV Coating is Always Better
You might have already seen sunglasses with extra UV coating, claiming they can offer better protection from UV rays. The truth is, if your lenses already come with UV protection, additional UV coating isn’t necessary.
Polarized Lenses are Better for UV Protection
Polarized lenses with UV coating will protect your eyes the same way as other lenses with UV protection will. They come with a special chemical with molecules that keeps some light from penetrating the lenses. These lenses work well in cutting glare, making them suitable for outdoor activities, including boating, fishing, golfing, skiing and snowboarding. There is also a common misconception that sunglasses that block UV rays are not necessarily polarized. Before purchasing a new pair, check its label to see if it is polarized. You can always consult your eye doctor for assistance when choosing the ideal eyewear for your needs.
Adults Need Sunglasses More than Children
People of all ages will benefit from wearing UV-blocking sunglasses, especially younger ones. In fact, they need more protection from the sun than adults. A child’s lens can allow 70% more UV radiation into the retina compared to an adult’s lens. Parents should be aware that wearing sunglasses is just as important as applying sunscreen when going outside.
You Need Sunglasses When It’s Sunny Outside
No matter if it is sunny or cloudy, you still need to wear sunglasses. Not because the sun isn’t shining doesn’t mean there are no UV rays present. When the weather is outcast, it will help to wear a different tint or lens type to see better. It could be hard to see outside with dark-colored lenses.
Summer is the Only Time You Must Wear Sunglasses
Even during the colder months, sunglasses are a must, especially in snowy environments. Your eyes can receive twice the amount of UV rays from sunlight reflected off the snow than from the sky. In the fall, you should also wear proper eye protection because it’s usually the time of year the sun shines directly into your eyes.
Scratches on Sunglasses Won’t Affect Your Eyes
While scratches on sunglasses lenses won’t reduce their ability to protect your eyes from UV radiation, they can contribute to eye strain. It’s because your eyes need to work harder to see through compromised lenses. It’s one of the many reasons to be careful with your glasses and replace them if they have scratches.
The Size of Your Sunglasses Doesn’t Matter
Did you know that wraparound frames and larger lenses can protect your eyes better against the harmful effects of UV rays compared to standard-sized lenses? The larger the lenses are, the more sunlight they can block. With bigger sunglasses, you can keep UV rays away from the different sides of your eyes. When purchasing a new pair, you must always consider the size.
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