Engineered for visibility, the Nike Swim Expanse goggles are made with extra-large mirrored lenses. The Nike Swift Adjust buckle lets you quickly adjust your fit, and the wide strap and flex points allow for natural movement while maintaining a watertight seal. Benefits:Curved panoramic lens enhances clarity and visibility. Soft, flexible design contours to the face for comfort. Large gasket helps reduce pressure around your eyes. Nike Swift Adjust buckle allows for fast and easy strap adjustment. Mirrored coating helps block UV rays and reduce glare. [] Product Details:100% Latex Free. 40% SILICONE 30% POLYCARBONATE 30% THERMOPLASTIC RUBBER (TPR). To obtain maximum benefit, keep lenses free from dirt and grease. Wash gently in clear cold water after each use. DO NOT wipe or rub the inside of the goggles. Style: NESSB160; Color: Black; Size: One Size; Gender: Unisex; Age Group: Adult | Nike Swim Expanse Mirrored Goggles in Black, Size: One Size | NESSB160-001