Mustee 3232M Durabase Fiberglass 32-in x 32-in Shower Base, White Sturdy, 1-piece molded fiberglass construction - ribbed underbody for extra strength, slip resistant Starburst surface Integral molded drain with seal for connection to 2-in ABS, PVC or iron DWV sanitary drain pipe Semi-gloss surface - resistant to mold and mildew, easy to clean Designed to be used with Mustee's DURAWALL shower walls, ceramic tile or preformed wall kit Compatible with Mustee shower walls: 572TWHT, 732WHT, 247WHT, 265WHT