Never let a new environment change how you choose to sport. Introducing the shield edition of the Nike Flyfree stripped down for pure performance. The Nike Flyfree Shield offers a panoramic, single-lens design with the same interchangeable lens options to enhance performance in any environment. The adjustable nose pads and temples are made to provide constant comfort and support. Benefits:Frame size:72mm lens width; 05mm bridge width; 130mm temple length Polarized lenses reduce glare off snow, water and other flat reflective surfaces. Easily customize your eyewear based on how and where you are active with the Nike Lens Interchange System. Swap out your lens to match any light condition, day or night. Adjustable nose pads and temples with silicone sleeves provide enhanced grip and optimal fit. [] Product Details:Injected frame material is derived from at least 40% castor bean oil. Includes extra interchangeable lens. 100% UVA/UVB protection. Style: NKIU8034XN; Color: Black/Grey/Volt; Size: One Size; Gender: Male; Age Group: Adult | Nike Flyfree Shield Polarized Sunglasses in Black, Size: One Size | NKIU8034XN-011