"Keep your eyes on your training goals with these swim goggles. A one-piece frame design delivers the look of sunglasses with a wide field of vision. The double strap allows for quick and easy one-handed adjustment. Features of the persistar 180 unmirrored swim goggle Sunglasses-look in one-piece frame design Full 180-degree field of vision Nosepiece conforms for multiple fits Adjustable double strap for best fit UV Protection ANTIFOG finishing For regular training: Routine swimmer who trains for endurance and personal fitness and seeks comfort and durability"