Antique Brass Square Floor Drain Invisible for Bathroom Kitchen w/ Strainer Grate 4 Inch This unit strikes just the right balance between form and function. It prevents unpleasant smell, insects, virus, jam, overflow etc. while looking effortlessly stylish at the same time. Made of environmentally friendly refined copper, features a durable, lightweight and solid brass construction. With multiple plating technology and uniform polishing, the surface is glossy and anti-rust through daily using, low maintenance. The second layer stainless steel strainer is a second filtration of minor debris and protection of jewelry lost by accident in bathroom The unique carved and hollow out design adds an ornate flair to your bathing area or kitchen, accelerates drainage rate as well. The bronze finish and brushed surface coordinates well design with most fixtures and color schemes. Standard and universal size - 3.94 x 3.94 (In.); Fits pipe Dia. - 1.96~2.7 (In.); It can be used in kitchen, bathroom, garage, basement and toilet etc. Quick installation with mounting screws included.