Spy Bounty Ansi Sunglasses Protect your eyes on the open road with Ansi Z87.1 glasses, designed to meet high impact resistance standards. Features: Nearly indestructible Grilamid NZ frame structure Ansi Z87.1 certified for lens retention and high mass impact resistance Pin hinges 8-base polycarbonate ARC lenses 100 UV protection Bridge width: 17mm Temple length: 123mm Lens width: 65mm