Bath step makes it safer and easier to step in and out of the tub. Sturdy bath tub steps provide nearly 4" of height, supporting up to 418 lbs. Extra-wide step features non-slip top surface with rubberized, non-skid feet for added security. Steps are stackable to form stairs or increase height. Easy to install; self-adhesive foam included. Polypropylene, plastic. 19 3/4" long x 16" wide x 3 7/8" high. Steps sold individually.