Let them marvel at your sporty style when you slap on a pair of the SPY Optic Dirk Happy Polarized Sunglasses. These sunglasses feature Grilamid® frames for durability and polycarbonate ARC® lenses with 100% UV protection to help protect your eyes. Happy Lens™ technology delivers enhanced color and contrast. Pin hinges. 8-base curvature. Trident™ polarization.