Contains: 4 pieces of bathtub sink stoppers in 2 colors, gray and black. The quantity is enough to meet your daily needs. Material: The sink stoppers are made of silicone, soft and elastic, they can effectively block the sink opening. EASY TO USE: The silicone drain stopper has a handle on the head, you can remove it easily; the bottom is threaded, easy to install and can be well sealed for water or odor. WIDELY USED: The silicone stoppers are suitable for most sewers, kitchen sinks, washbasins, bathtubs. No more worrying about hair and other clogs falling into the drain.