HEAD Raptor Eyeguards Extra durable, anti-scratch and anti-fog coated lenses; 99.9% UV protection Soft, non-slip nose pieces for ultimate comfort; Fitted temples with rubber inlay for a comfortable and stable fit Removable and adjustable elastic strap to hold eyewear in place during play; High quality lens cleaning bag included Clear lenses are for all courts; Amber lenses are ideal for dark courts to brighten the lighting, or at dusk during outdoor play; Dark tint lenses are ideal for playing outdoors in the sun Designed for racquetball and squash; Meets ASTM F803.03 and ANSI Z87-1 impact standards for racquet sports