20 / Pack. Felt pads prevent scratching and save wear and tear on office furniture, floors, walls and equipment. Felt helps reduce noise and vibration. Install in seconds. Durable 3/16" thick polyester felt with extra-strong adhesive sticks tight to wood, metal, laminate, ceramics and other smooth surfaces. Ideal for use on chairs, tables, appliances, machine stands, computer keyboards, typewriters, desk accessories and more.