4pcs Bed Sheet Grippers Holders Fasteners Suspenders Straps Clasps Clips Elastic Set Sheet grippers are ideal for any size sheet corner and even works with water beds. Nylon Elastic Cloth Belt & Plastic,This 4 pack is made of a strong elastic band and has durable rubber grips with plastic closures. Easily extends from 7 1/2" to 11 1/2". Elastic band is 4 1/2" x 3/4" when resting. Size:20cm x 2.5cm - 7.87inch x 0.98inch