Features: The diameter of this stylish round silicone bathtub stopper is 15cm/6 inch,large enough,works with most standard sinks,drains and bathtubs,reduces your water waste. Small helper does big help. The bath tub water stopper can be used in your bathtub or kitchen sink to hold water, it blocks bad drain odor and seal out the smells from the kitchen sink, and even stops the tinies form crawling up the drainage pipes get into your house. This bathtub stopper is made of high quality silicone material,soft and flexible,non-toxic,odorless and environmentally friendly, safe to use. Round and flat tub stopper drain plug creates strong suction to seal for the whole night without a large amount of water leakage. It doesn’for t move once sealed tightly in place. Easy to take off, convenient for storage when not in use. The flat design drain plug is flexible,thick and wide.The sucker shape is easy to attach glossy tub or sink.It will absorb on the surface tightly without floating up or getting moldy,seals greatly with no leakage,no more water wasting.. Specifications: Material: Silicone Diameter：6 Inches/ 15 for Cm Color: for Grey/Black Package Includes: 1 x Silicone Bathtub Plug note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.