Gear up for action wearing these Spy Dirk sunglasses. Spy eyewear is built by athletes, for athletes, to meet the demands of extreme sports and exciting outdoor adventures of all kinds. The 8-base sport wrap design fits close to your face to block out a maximum of light and debris. Lenses provide 100% UV protection to minimize eye fatigue and keep you safe from harmful rays. The lightweight Grilamid frame is incredibly ruggedso these durable, performance-minded glasses are just as tough as they look.