Baby Banz Sunglasses Adventurer have been redesigned to include a supersoft rubber nosepiece for enhanced comfort in the Adventurer series. The nosepiece is integral to the design of the frame and also protects the brow. Silicone Nose and Brow Piece is embedded into the glasses for added comfort. Category 3 lenses offer high sunglare reduction and good UV protection. Durable polycarbonate Ophthalmic quality. Capable of being replaced with prescription lenses. Neoprene elastic strap matches colour of sunglasses and allows for flexibility, breathability, and comfort. Side adjustable Velcro allows for years of wear as the child grows. Frame is made of shatter-resistant polycarbonate. Sporty, sleek design.