Remora's are named after a small fish that hitchhikes on some of the most voracious sharks in the ocean. Costa's Remora sunglasses are a medium sized, lightweight frame with a Hydrolite grip that won't slip. Integral pin hinge provides assisted action when opening and closing the temple; and Polarized 580 Lenses to clearly see what's out there.FEATURESFrame Color: Matte Gray / White / MintLens Color: GrayLens Material: Polarized Plastic (580)Frame Fit: Narrow