Waterproof The rubber of the drain stopper will use its own elastic force to closely match the sink hole, thus effectively preventing water leakage. Easy to use They can effectively keep water in the sink and when you need to remove excess water, only pull on the chain to move the stopper, which is very convenient. Zipper design - These drain plugs are connected with a zipper and can be pulled out smoothly when not in use and can be suspended. It won't take up your place and is handy and practical. Widely Used - This universal drain plug is perfect for bathtubs, basins, kitchen sinks, shower sinks, etc., and is universal in high and low temperature conditions. Durable The drain plug is made of rubber, the chains are made of stainless steel, it has good thickness, the durable drain plug can be used for a long time. Specification Material: rubber Size: 5cm in diameter Package includes 6 x rubber sink plugs Note: this does not include other things, the color is based on the first picture and other pictures only show The effect Due to the differences between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement. Please allow deviation. Thank you!