Fast and stylish: The extremely comfortable Cobra competition swimming goggles with mirrored lenses and the revolutionary Swipe anti-fog coating for long-term clear vision. Swipe: the best protection against fogging of lenses. The protection lasts ten times longer and can be reactivated by rubbing the inside of the lens with your finger. Hydrodynamic design for reduced water resistance. Replaceable nose bridge, double headband and UV protection. Secure fit. Mirrored lenses for reduced glare. Ideal for competitive swimmers, approved by FINA These swimming goggles with bright lenses are ideal for low light environments or maximum desired brightness.