Say Goodbye to Stinky Kitchen Sinks: This 2-in-1 OXO Tool Stops Gross Smells Before They Start

The OXO Good Grips 2-in-1 kitchen sink strainer and stopper prevents yucky smells in the kitchen. Get it for $14 at Amazon.
Ars Technica

YAHIT - Wanted: kitchen sink stopper that actually *fits* the existing basket

So, in what has become yet another one of jbode's misadventures in plumbing, the stopper on the non-disposal side of the kitchen sink came apart, and apparently no other stopper will fit in the basket ...