Made of premium silicone material, durable and practical for long term use. Can provide an air-tight seal in many bottle sizes including wine, champagne, soda, oil and vinegar. Clean up is easy because these bottle stoppers are dishwasher safe and reusable. Features - Color: Wine red . - Material: Silicone. - Size:2.4 x 1.7 x 4cm. - Made of silicone, safe and durable, won't rust, crack or fade. - Creating an airtight seal to preserve the contents of your wine and prevent taste changes caused by air leakage - Using a unique stopper to show your taste, and add some atmosphere to live up your party. - Perfect for all bottle types, like red wine bottles, beer bottles, soy bottle, vinegar bottle and so on. - This wonderful silicone wine stopper set is perfect for prolong and preserve opened bottles of wine.