Rabbit (W6121) Wine and Beverage Bottle Stoppers with Grip Top (Assorted Colors, Set of 4) These wine bottle stoppers provide an air-tight seal to prolong and preserve opened bottles of wine. Designed to fit all bottle types. These stoppers insert easily and remove with a single pull. Constructed of durable rubber and stainless steel that won't rust, crack or fade. Dishwasher-safe for easy cleaning.