YOUR BEST CHOICE OF SWIM GOGGLES - We are always evolving to provide high performance and the most functional swimming goggles and make you look good, feel good, swim good! Q: How to prevent fogging? A: 1. Do not touch or wipe the inner anti-fog layer. 2. Make your skin cooler by splashing your face and moisten your swimming goggles before swimming. 3. Swimming goggles have a limited anti-fog life. A suitable anti-fog spray extends the lifespan. 4. Take a small drop of shampoo and gently rub it over the surface of the lens and rinse it out. 5. Spit on each lens and shake the goggles to make sure they are evenly coated. Q: How to choose the right lens color? A: 1. Smoke - Designed to reduce light transmission and reduce overall brightness. Best for outdoor swimming - perfect in the sun. 2. Mirrored - Designed to reduce brightness and glare by mirroring the tinted lens. Suitable for outdoors. Q: How to choose the right size? A: To choose the most suitable swimming goggles for your face, please check the size of the swimming goggles in the pictures. Maintenance Precautions: 1. Rinse the lens with cold, fresh water to remove salt or dust after swimming. 2. Do not touch the outside / inside surface of the lens, otherwise the coating will be damaged. 3. Let it air dry before putting it in your pocket. The residual water in the swimming goggles can damage the coating. 4. Swimming goggles cannot be set up too long under the blazing sun or high temperatures. 5. Store your swimming goggles in the protective case to avoid scratches. Size: Total length of the frame: 6.97 inches Frame height: 1.93 inches Package included: 1 x swimming goggles 1 x protective bag (free gift)