Interior dimensions of 31 3/4" x 60 3/8" are ADA compliantLow threshold provides easy access; no ramp requiredWide trough drain eliminates need for additional water damSturdy 16 gauge stainless steel grate extends full width of floor for maximum drainageNo need to notch concrete or raise subfloor which provides a cost-saving, easy installationEngineered for strength with molded-in structure supports"S" pattern molded into floor provides a slip-resistant surface for added safetyReinforced solid surface will not mold or mildew, no grout to clean