The Allegro knee pads are designed for superior comfort and support. Strong and lightweight construction allows you to wear them comfortably all day. Made of Neoprene with a soft, unique, abrasion-resistant, flexible poly cap with rivets for added durability and Silica gel pad insert for maximum comfort. A 2 in wide strap features a hook and loop closure for a snug fit. Perfect for kneeling on rough abrasive surfaces.