i.Pet Dog Ramp Foam Dog Cover Stairs Portable Cat Ladder For Sofa Bed 4 Stepsi. Pet Dog Ramp Foam Dog Cover Stairs Portable Cat Ladder For Sofa Bed 4 Steps Discover the perfect aid for your pet with our i. Pet dog ramp and step. Made with high density foam and a non slip suede surface, it features a water resistant bottom, is detachable for easy cleaning, and suitable for most dogs. Features High density foam construction Water resistant base Non slip bottom Vacuum packed Detachable for easy cleaning Machine washable, hand