Invisa-Lite shin guards are designed for maximum protection and minimal bulk Using a dual density impact foam, they put a denser, harder durometer 3D foam on the outside to stop pedal stabs and added an inner softer layer for comfort Constructed with high quality and innovative materials, offering a compression fit with a bonded silicone ring to insure that they will stay in place for the whole session, never feel the pain of pedals again Double and single needle heavy duty stitching Breathable, lightweight lycra body