Drive Medical - Stackable Bath Step (Portable) are 4" high. Stackable steps can be used individually or additional steps can stack into one another, adding 2" of rise for each additional step. These steps make it easier and safer to get in and out of the bathtub. Weight Capacity: 450 lbs. Size: 19 1/2" (w) x 4" (h) x 16" (d). Sold by the each.
Each step has 4 small legs on the bottom of the step. Each step also has 4 removable covers on the top of step. When the covers are taken off, the legs fit into the step below and lock securely in place for a secure hold. The textured surface is slip resistant.