The bath step makes it safer and easier to step in and out of the tub. Sturdy bathtub steps provide nearly 4 of height supporting up to 418 lbs. The extra-wide step features a 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.