Shelf Cover, Top Pan Cover, and Bottom Pan Cover Provides Traction and a Pleasing Touch for Little Critter Feet! Ultra-Soft, Teal & Purple Fleece, Pan Covers Feature Easy Slip-Over Installation; Shelf Cover Installs Easily with Velcro Straps Teal/Purple Ferret/Crattier nation Ramp Cover. Machine Washable, Ultra-Soft Polyester.