Welcome to my shop, I hope that my goggles can provide you with satisfactory help during your exercise. I wish you a and happy day! To prolong the anti-fog effect of swimming goggles, do not wipe the lens with your hand Precautions: Manual measurement will have some errors which is normal. All product images are taken in kind, due to the difference between light and display, there will be some colors, which is normal Anti-fog advanced technology, powerful technology to suppress fogging. Anti-fog coating effectively prevents fogging, unstoppable. About this item ★Perfectly fits most of the face, prevents underwater water from entering, makes you have a pleasant wearing experience, tightens and adjusts quickly, protects your hair from being pulled ★Recommended for use with a swimming cap, swimming goggles provide a longer lasting, easy to adjust fit for beginners and professional swimmers ★Material: . Type: anti-fog, anti-UV, waterproof. ★The swimming goggles are made of to give you underwater vision, anti-fog and anti-scratch lenses, and UV protection. ★Increase adjustability and maintain wearing comfort Anti-slip edge pattern design, adjustable length, no irritation from elasticity the . › See more product details