The 53WHT thermoplastic bathtub wall system from E.L. Mustee & Sons, Inc. brings together the company’s best in exceptional design, outstanding features and the highest quality in molded fiberglass bathtub walls. Fits Mustee Fiberglass Bathtubs, as well as standard 30″ x 60″ bathtubs of other manufacturers. Includes a four large, molded-in, self-draining shelf ideal for shampoo, soap, etc. Five panel wall system with seamless corner panels and overlapping edges, create a watertight wall surround. Panels can be trimmed to simplify installation in out-of-plumb alcoves or for installing DURATRIM® window kits. Adhesive and caulking provided to mount on drywall or like surfaces.