Stainless Steel Material: The shower floor drain is made of 304 stainless steel, which is corrosion-resistant and not easy to rust; the surface adopts high-temperature automotive painting technology and is finely polished to prevent paint loss, scratch-resistant, smooth and does not hurt the feet, stylish and elegant. Powerful Drainage: The kitchen floor drain is 20cm long, with fast drainage speed and large drainage capacity. It can easily cope with daily household drainage and is suitable for 90% of households. The thickness of the long-row floor drain cover is 1.2mm. The material is thicker and durable. Double Filtration: The upper layer has a hollow panel for fast drainage, which is the first filtration layer; the lower layer has a filter that can filter hair and other debris again, which is the second filtration layer. The double filtration design effectively prevents sewer blockage. Self-closing and odor-proof core: The black long-row floor drain is equipped with a flap floor drain core, which uses the gravity closing principle. It opens automatically when there is water and closes automatically when there is no water. It has stronger anti-backflow, anti-insect, and anti-odor effects, creating a healthy bathroom environment for you. Applicable drainage pipe diameter: The local drain is suitable for sewer pipes with a diameter of 50-75mm. Discharges water to the side, making it ideal for homes with drains installed in the corners. The black floor drain adopts a bayonet design, and the cover can be easily removed for easy cleaning. Note: The data are all manually measured, please allow an error of 1-3 cm. Due to differences in light and display, there may be some color differences, please refer to the actual item received.