Usage Tips:Pay attention to the size before buying, this one is 3 3/8". The replacement garbage disposal splash guard is specifically designed compatible for InSinkErator Evolution series waste disposer. Diameter - 3 3/8" compatible with part QCB-AM. It should be noted that it is not compatible with the Badger series, Waste King, Whirlaway, GE. Note: If the splash guard can't drain water, please manually open the small holes on 2 sidesjust tear it apart by hand. The quiet collar sink baffle uses EPDM, the first rubber material, which is resistant to aging, has good impact elasticity, and can be heat-resistant up to 150C. The operating temperature range is about -50C to +150C. When used as a splash ring, its performance is far superior to ordinary rubber materials. The material is safe and hygienic, easy to clean. It is the best choice to replace dirty and old sink baffles. The rubber drain plugs are easy to open under the weight of water. It helps prevent food and water from splashing upwards, providing a safe and comfortable environment. At the same time, his noise reduction effect is also very good, which can reduce up to 70% of the operating noise of the garbage processor. Due to its good compatibility, this quiet collar sink baffle is extremely easy to install, and the drain hole design is suitable for various preparation and cleaning tasks to keep water smoothly passing through the drain pipe, easy washing, simple installation and removal, and convenient for your life.