3-1/2 Steel Bathtub Mesh Strainer helps prevent clogged drains. This tub drain protector sits on top of your bathtub drain trim so it is easy to put into place and remove for easy cleaning. No more removing slimy, gunky “in-drain hair catchers that are smelly and gross to clean. This bathtub strainer is ideal to place in your tub drain to catch unwanted hair, soap particles and debris from flowing down your sink drain which can cause a clogged drain while allowing water to pass through keeping the drain flowing freely. The durable stainless steel mesh construction provides strength for everyday use.