Bobster Eyewear Crossover Convertible Sunglasses Bobster Eyewear Crossover Convertible Sunglasses can convert from sunglasses to goggles with removable/adjustable strap. Features: Polycarbonate frame in matte black Includes shatter-resistant, anti-fog/anti-scratch smoke polycarbonate lenses 100 UV protection Removable temple, strap and foam Protective storage/carrying case and microfiber cleaning cloth included Ansi Z87.1-2010+ approved Meets CE standards Accepts prescription lenses (not included)