Outer Size - 3 1/8 inch in diameter. Splash guard compatible with Waste King, Whirlaway, GE and other EZ mount disposals. Why You Need Our Splash Guard - Helps prevent water and debris from splashing upward and reduces disposer noise for a more pleasant kitchen experience. Premium Material - Made from high-quality nitrile butadiene rubber offering excellent oil resistance, high wear resistance, good heat resistance, and strong adhesion. Durable construction ensures long-lasting performance. Easy Installation and Cleaning - No tools required. Removable design allows for easy cleaning and access to the disposal grind chamber. Note: Ensure the disposer is properly connected to the sink for a secure fit. A Innovator for the Kitchen - Focused on improving everyday living through thoughtful design and innovation. CLEESINK is committed to quality and continuous improvement.