Product Feature Perfectly Fits 99% of Drain Holes : Our sink drain filters are professional for most US standard sink drains 1 1/4inch and 1 1/2inch. Be sure to measure your sink's drain holes before buying. Recommended for drain holes between 1.33-1.57inch in diameter and over 1.3inch deep . Easy Operation with One Button : This bathroom pop-up drain plug is innovatively designed with a push-pull brass core, which can be freely switched between pop-up and closed states and can quickly seal and drain with just one push. Anti-clogging and deodorizing : The bathroom sink plug is upgraded to an anti-clogging basket, which can prevent the sewer-stuck hair and the loss of precious ring necklace jewelry. The new design adds automatic closing to prevent sewer odor and effectively deodorize. Premium Material and Leak-Proof : The bathtub stopper is mainly made of high-quality brass, integrally formed zinc alloy, chrome-plated surface, and silicon sealing ring. Strong, durable, anti-rust, anti-crack, effectively preventing water leakage. Easy Installation : Just choose a suitable sealing O-ring according to your drain hole to install the pop-up drain filter, then remove the old drain plug from the sink and insert the new one. Product Specification Type Drain Filter Material Stainless Steel and Brass Features Pop Up and Easy to Use, Easy to Install Product size 2.4 x 2 x 1.3inch Drain Pipe Size 1.33-1.57inch in diameter Deep over 1.3inch Color Silver QTY 2pcs Package Included 2 x Sink Stopper s