Go the distance in shades made for speed. The Nike Windtrack Run is engineered for high performance with a close-fitting, streamlined design thata (TM)s lightweight and durable. It features superior lens clarity and ventilation for all-day comfort mile after mile. Benefits:Frame size:61mm lens width; 14mm bridge width; 135mm temple length Photochromic lenses adapt to light intensity in real time, providing the right coverage in every light condition. 8-base curved lens and sport wrap frame offers maximum coverage and light blockage. Ventilated, adjustable rubber nose bridge reduces fogging. Adjustable temples with silicone sleeves provide enhanced grip and optimal fit Anti-fog ventilation holes in the frame circulate air. [] Product Details:Injected frame material is derived from at least 40% castor bean oil. Prescription-friendly frame. 100% UVA/UVB protection. Style: IR4362X; Color: Black/Light Grey/Dark Grey; Size: One Size; Gender: Male; Age Group: Adult | Nike Windtrack Run Photochromic Sunglasses in Black, Size: One Size | IR4362X-010