Features: 1. The food waste disposer switch cover is crafted from 304 stainless steel, while the threaded plug is made of durable ABS plastic, ensuring long-lasting service. 2. Installation of the strainers or stopper requires no tools, and they are easy to clean by simply removing and washing with soap and water. 3. It can be mounted on the countertop next to the sink or in an existing hole drilled on the sink edge. 4. This product is also suitable for use in food waste disposers, massage tubs, swimming pool pumps, outdoor machinery, automotive applications, etc. 5. Note: please verify the size/diameter before placing an order. Notice: Actual color may vary slightly from the image due to different monitor and lighting effects. Please allow for a 1-3cm deviation due to manual measurements. Material: 304 stainless steel, ABS Size: As shown in the picture Color/Style: As shown in the picture Includes: Choice 1: 1 x Air Switch Choice 2: 1 x Air Switch, 1 x Hose