2-1/8" Shepherd Square Adhesive and Screw on Furniture Glide,(4-Pack). Designed for use on all nonabrasive floor surfaces such as carpet, linoleum, hardwood, tile, and laminates. Your choice of method of installation, just peel and stick self-adhesive pad or predrill hole and attach with screw provided or combine both methods. Great for moving heavy objects such as furniture and appliances. Square pads with screws and adhesive.