Lost or broke your sink stopper? This replacement is made specifically for InSinkErator garbage disposals (and fits any disposal with a 3.5-inch drain opening). It’s the official STP-PL model – simple, durable black plastic that stops water smoothly so you can fill the sink for washing dishes, soaking pans, or prepping veggies. Just drop it in the drain – no tools, no fuss. Easy to pop out when you need the disposal. Helps keep food scraps from sneaking down. A small part that makes a big difference in your kitchen routine. Keep a spare on hand! From the brand that invented disposals. Works like the original. Note: Ensure your drain size matches. Affordable fix to get your sink functioning properly again.