Preserve The Freshness Of Your Sparkling Wine With This 4-Pack Of Reusable Silicone Wine Stoppers. Designed For A Secure Airtight Seal These Stoppers Prevent Bubble Loss And Maintain The Effervescence Of Your Champagne And Other Sparkling Beverages. The InnovativeTwist Lock Design' Ensures A Firm Closure By Simply Twisting The Top To The Locked Position. Crafted From Food-Grade Silicone Gel And Abs Plastic These Stoppers Are Safe Durable And Built To Last. The Ergonomic Groove Design On The Surface Provides A Better Grip For Easy Application And Prevents Slipping. Their Compact Size Makes Them Easy To Store. Please Confirm Your Bottle Mouth Size Before Purchasing As These Stoppers Are Suitable For Most Sparkling Wine Bottles With Screw Caps And Not For Ordinary Wine Bottles.