Spy Dirk Sunglasses YCRF_goggles Four vents around the lens

Four vents around the lens perimeter add to the overall fog-eliminating performance

dual-injected frame incorporates a next generation sweat management system that collects sweat as your ride intensifies and forces it away from the lens and out of the goggle through an integrated channel in the frame

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while a detachable thermal liner and ventilation zippers allow for climate control depending on the temperature

Spy Dirk Sunglasses YCRF_goggles Four vents around the lensPlain, simple, and badass, the Dirk looks so tough it broke the mold. Available in polarized and ANSI styles, it features SPY's detail and mood boosting Happy Lens and Trident polarization. The Dirk is built from virtually indestructible Grilamidand features snap pin hinges, 8 base polycarbonate ARClenses and 100% UV protection. FEATURES Available with the color and contrast enhancing Happy Lens and Trident polarization Constructed from Grilamid, a