Three - Piece Fiberglass Composite Construction;Sanitary Grade Polyester Gelcoat Surface;Front-Side Installation With Minimal Sealant Requirements;3-3/8” Dia. Center Drain;Anti-Drip Front Dam Ledge;Twin Corner Accessory Ledges;Upper Back Wall Shelving;Wall Design Accommodates Grab Bar Applications;Textured Floor Pattern;1/2-inch Balsa Wood Core Floor Structure