--The material we choose is SUS 304 Stainless steel. Anti-rust,anti-corrosion, acid resistance. --Modern design & Different size, good for the layout of the kitchen. --Widly used in the kitchens of hotel, restaurant,mall and house. --Excellent performance, seperate the grease/oil from the water well. Water cleaning, water recyclable. Enviroment protect. --High quality, Competitive prices.