Press-type design , the stoppers are not just for sealing . They are made of silicone so their texture allows them to provide an air-tight seal in all sizes including , , soda, and oil and vinegar. Clean up is easy because these stoppers are dishwasher safe and reusable. Features - Color: . - Material: Silicone. - Size: 4.5 x 4.5 x 7 cm. - Made of silicon, ABS , can use it for long-term use, leak-proof and perfect seal. - Pumping out the air the will for a longer life.Make the taste more mellow. - Each of has a date , can make sure that of the is as good as the . The date turntable marks the container opening date. - This special for bottles, fits securely into the neck of your to keep your bubbles as they were when you popped the . - Suitable for home, restaurant or bar use. You can share with your friends or family members and have a nice experience Package list: 1 x