Please pay attention to the size before buying, this one is 3 3/8 inch. The garbage disposal splash guard is specifically designed compatible with Insinkerator Evolution series waste disposer. Diameter - 3 3/8 inch compatible with part QCB-AM. It is not compatible with the Badger series, Waste King, Whirlaway, GE. The quiet collar sink baffle is resistant to aging, has impact elasticity, and is heat-resistant up to 150°C. The operating temperature range is -50°C to +150°C. When used as a splash ring, its performance is far superior to ordinary rubber materials. The material is hygienic. This item replaces dirty and old sink baffles. The drain plugs open under the weight of water. It prevents food and water from splashing upwards. It reduces up to 70% of the operating noise of the garbage processor. This quiet collar sink baffle is simple to install, and the drain hole design fits various preparation and cleaning tasks to keep water smoothly passing through the drain pipe. Installation and removal are simple. Material: plastic. Colour: Black. Package Contents: 4 * splash ring.