Rose Gold Polished Square Shower Drainhigh flow capability, solving ponding problem for bathroom, pool effectively. Thicken steel cover offer a good sealing ability,Strong and sturdy. Base flange connects to drain pipe, fit standard U. S. plumbing connection. [Material] This round drain shower made standard 304 stainless steel, base flange made of PVC construction. Drain surface plating brushed finished, protect against corrosion, scratches and rust for long lasting durability.