Prevent water and large food particles from going down the drain with the Danco Garbage Disposal Drain Stopper in Matte Black. This sink stopper is a convenient way to cover your garbage disposal drain to stop water flow through to the drain, hold water in your sink and protect your drain from internal damage from large food particles. This stopper fits kitchen sinks that have a 3.25 In. drain opening and is made of a high quality stainless steel material that is durable enough to endure the rigors of everyday use.