Reduce noise & protect surfaces. Durable, 3/16" thick 100% polyester felt with extra-strength adhesive, sticks & holds tight on wood, metal, laminate, ceramics & other smooth surfaces. Prevents scratching & saves wear & tear on furniture, floors, walls & equipment. Ideal for use on chairs, tables, appliances, machine stands, computer keyboards, desk accessories & more. Shape: Circular; Diameter: 1"; Thickness: 0.19"; Material(s): Polyester Felt.