The Pet Step Pet Stair has wide, deep steps to give smaller dogs the ability to get their entire body on each platform and large dogs the ability to comfortably climb the stairs. Can be used either in home to allow access to sofa or bed, or in car for travelling. Material: high density sponge + non-woven fabric. Size: 48 x 40 x 20cm,68 x40 x30cm. Soft foam prevents any painful moments in case you bump into the stairs.