Versatile and, our bottle stoppers fit both corks and screw top bottles Keep your drinks freshs for longer periods Easy to Use: Insert the wine bottle stopper into the bottle then push and pulls the poles until the air in the bottle is fully released and the poles would rebounds automatically Our bottle stoppers make the perfect present Show your appreciation to, family, or colleague with this practical and accessory Preserve flavor of your favorite beverages with our Silicone Bottle Stoppers The built in vacuums helps extend the freshs of your drinks The Airtight seal prevents any kind of leaks or spill, making perfect for picnicking, traveling, horizontal storage, entertaining, or personally use at home