Excellent quality material: This pond drain strainer is made of explosion-proof and crack-resistant thick stainless steel. It is seamless with no water leakage and designed to resist scratches and corrosion. Universal size: This pop-up pond drain strainer fits all standard sinks with a 1-1/2" to 1-3/4" (1.45 to 1.96 inch) drain hole. The spring mechanism of the bathroom sink drain stopper works well and has good rebound ability. Unique design: The 2-in-1 bathtub stopper and strainer can be washed to prevent hair and valuables from flowing out of the bathtub, helping to avoid unnecessary blockages. Installation: Due to its simple structure and high practicality, it does not require any tools. Just remove the old one and insert the new bounce core to complete the installation. Application: The click-clack pop-up pressure plug is suitable for bathrooms, sinks, kitchens, bathtubs, laundry basins, and swimming pools. The drain filter effectively prevents hair and debris from clogging the drains and helps protect small valuables such as rings and bracelets from accidentally falling out during washing. Suitable for sinks, bathtubs, and basins. Easy to install: remove the old unit and insert the rebound core to complete installation. Product specifications: Material: stainless steel, brass, and silicone gasket. Size: Diameter 35mm (1.38 inch), closed height 50mm (1.97 inch), rebound height approximately 60mm (2.36 inches). Package: 2 x Universal Sink Bounce Drain Filter Note: Measurements are manually taken; please allow 1-2 cm error. Due to lighting and screen differences, there may be slight color variations. Actual product may vary slightly.