Good Selected Materials: Bathroom sink strainer is made of high-quality 304 stainless steel, with selected workmanship, smooth edges without burrs, anti-corrosion and anti-rust, and long service life. Powerful Functions: Sink strainer has fine drainage space, mechanical weaving, 3D cylindrical rapid drainage, which can prevent the entry of rats and pests while preventing the filter from clogging. Easy to Clean: The cylindrical design can also collect food residue, sundries and hair in the filter while achieving rapid drainage, drain filter mesh rinse well to avoid odors Easy to Install: Kitchen sink strainer installation diameter: 5.5cm, height: 5cm, inner diameter: 3.3cm, easy to install without tools, just insert it directly into the floor drain of the same size, suitable for most families, and precision adjustment will not loosen.Applicable hole diameter 33-55mm, applicable depth greater than 50mm Applicable Scenarios: Stainless steel sink strainer is suitable for kitchen bathroom,