Power Chair Covers are available in 2 models. The Regular Power Chair Cover is made of 400-denier nylon with a urethane backing, and has four metal grommets around the bottom with a draw cord and cord lock to tighten. The Heavy Duty Power Chair Cover is made of 600 x 300 polyester with PVC backing, and has 1 inch webbing belt through belt loops to tighten around the bottom. Both models measure 38 inches high, 18 inches wide, 44 inches long.