Quality ABS material and chrome finish EASY INSTALLATION - Anyone can install a pop up drain due to its simple construction, no tools required, the thickened and extended nut allow it to be mounted by bare hand. QUICK DRAINAGE - The humanized design only needs to press lightly, and the pop-up drain will quickly drain water. 10% faster than traditional drain plugs. Multi-layer chromed surface treatment can resist daily scratches, corrosion and discoloration. EASY TO USE - The spring-loaded button does not require a lifting lever. Just push the drain cover down to close and seal it, then push it again to open and drain. You can turn the upper cover counterclockwise to unscrew and remove. UNIVERSAL SIZE - Standard 1 1/4" drain, suitable for most bathroom sink installations. It is perfect for any non-counter container sink. See Pictures for ordering the correct size. EASY INSTALLATION - Anyone can install a pop up drain due to its simple construction, no tools required, the thickened and extended nut allow it to be mounted by bare hand. QUICK DRAINAGE - The humanized design only needs to press lightly, and the pop-up drain will quickly drain water. 10% faster than traditional drain plugs. Multi-layer chromed surface treatment can resist daily scratches, corrosion and discoloration. EASY TO USE - The spring-loaded button does not require a lifting lever. Just push the drain cover down to close and seal it, then push it again to open and drain. You can turn the upper cover counterclockwise to unscrew and remove. UNIVERSAL SIZE - Standard 1 1/4" drain, suitable for most bathroom sink installations. It is perfect for any non-counter container sink.