Using hook-and-loop fasteners, hook-and-pile fasteners or touch fasteners, consist of two components. Uses. Velcro fasteners are used in shoes and clothing to replace buttons, laces, zippers, and snaps. It is useful for wall hangers, medical bandages, and numerous other fastening purposes. Velcro works well on difficult surfaces, such as ceramic, glass, rigid plastic, fiberglass, metal, tile and wood.