The original and iconic Dale Jr.-designed eyewear, the Dirty Mo is for those who know how to race and play to win. This midsized wrap features a chiseled surface, bold details, and the Happy Lens, the lens that lets in the good and keeps out the bad. Also available with Trident polarization. Features: * Available with the color and contrast enhancing Happy Lens and Trident polarization * Constructed from virtually indestructible Grilamid * 8-base polycarbonate ARC lenses for increased optical performance * High-quality, long-lasting pin hinges * 100% UV protection reduces eye fatigue and long-term sun damage * Measurements: Lens Diameter - 61 mm; Bridge Length - 17 mm; Arm Length - 121 mm The Spy brand has an obsession for progression. The Spy DNA melds their action-sports heritage and youth energy with an obsession for fashion-forward styling. They are at the intersection of retro-futuristic design and optical innovation.