Unique design: No sharp edges on stainless steel drain filter it won't hurt your hands. The high density perforation allows more water to pass through and traps food particles better than larger diameter holes. . Best choice: The kitchen sink strainer is not easy to loosen like plastic. The sink strainer mesh is small enough to catch food, hair and trash particles. It is the best choice to solve the kitchen blockage. . Easy Use: The stainless steel drain filter itself is thin but strong and can be placed where you need it with a smooth edge and easy water to pass through the hole. Let the water drain quickly from the sink and prevent water from overflowing from the bottom. . Wide Application: stainless steel sink strainer, 7cm outer diameter, 4cm inner diameter, 2.5cm deep, designed for most drains in sinks, bathrooms and showers to prevent food and the hair does clog the bathroom and the kitchen. .