Bloc Eyewear Cruise 2 Shiny Tort Sunglasses (Brown Grad Lens)Bloc\'s latest wayfarer, the Cruise 2 has been designed with a low profile frame, and flush fitting lens. The brown tortoise shell soft finish frame is lightweight and easy to wear for sport or lifestyle. Brown Graduated Category 3 Optical Class 1 lens for crystal clear vision.Features *low profile frame *flush fitting lens *the brown tortoise shell soft finish frame is lightweight and easy to wear for sport or lifestyle *Brown Graduated Category 3 Optical Class 1 lens for crystal clear vision. *CAT 3 18-8% light transmission. Heavily tinted on a graduated brown base for general purpose to bright light conditions