Flip, mount and lock into high performance with the lens that's right for you. The Nike Flyfree sunglasses offer interchangeable lens options that latch securely into the frame to help you effortlessly adapt to any environment. Customizable temple tips and nose pads are wrapped in silicone for added traction and easily bend for a comfortable fit. And when the play heats up, ventilated channels at the temples, hinges and top bar help keep your vision fog-free. Benefits:Nike Max Pro helps reduce light reflection while repelling water and oil for a clearer view of what's ahead. Easily customize your eyewear based on how and where you are active with the Nike Mount Interchange System. Swap out your lenses to match any light condition, day or night. 4-base flat lens and slim profile provide everyday coverage. Nose pad and temple arms are flexible and self-adjust to the shape of your face for a comfortable, personalized fit. Product Details:Injected frame material is derived from at least 40% castor bean oil. Prescription-friendly frame. Includes an extra set of interchangeable lenses. 100% UVA/UVB protection. 59-14-135 (Lens Width-Bridge-Temple Length). Style: NKFV2387; Color: Wolf Grey/Gold; Size: One Size; Gender: Male; Age Group: Adult | Nike Flyfree Sunglasses in Grey, Size: One Size | NKFV2387-012