100% speedcraft sl soft tact banana lensbuilt for smaller face shapes, the 100% speedcraft sl soft tact banana lens sunglasses are designed with a shorter lens profiles and a more compact nose bridge.maintaining the high performance standards of the original speedcraft sunglasses, the speedcraft sl sunglasses protect and optimise your vision with a 5 base cylindrical shield lens which increases peripheral view and widens protection. The lens is construction from high impact resistant and lightweight polycarbonate. The lens further shields your vision with 100% uv protection, and a hydroilo lens treatment helps keep your vision clear ndash repelling water, dirt and oil.the frame is built from grilamid tr90 which is lightweight, durable and highly flexible ndash ensuring long lasting comfort. Stabilising and cushioning the fit, the glasses feature ultra rubber nose pads and tips which keep the frame in position against sweat and environmental moisture.featureshigh impact resistant and lightweight polycarbonate lenses5 base cylindrical shield lens for increased peripheral view and protection360 degree visibility for unobstructed views and optimal field of visioninterchangeable scratch resistant lenses provide 100% uv protectionhydroilo lens treatment repels water, dirt and oiltemple arm scoops to manage moistureshatterproof and lightweight grilamid tr90 frameultra grip rubber nose pads and tips for a secure fit no matter how much you sweatlight transmissions 11%buy 100% sport sunglasses from chain reaction cycles, the world's largest online bike store.