This is novelty and chic. Made of silicone material, reusable and , safe and healthy. Small size, portable to carry around. This stoppers provide an air-tight seal to prolong and preserve opened bottles of . Features - Color: Black -Material:silicone -Size:2.20X1.77X1.77cm/0.86X0.70X0.70in (large style) -Size:2.20X1.30X1.30cm/0.86X0.51X0.51in (large style inner diameter) -Size:2.20X1.70X1.70cm/0.86X0.67X0.67in (small style) -Size:2.20X1.30X1.30cm/0.86X0.51X0.51in (small style inner diameter) - This will help to create an airtight condition that preserves once the has been opened, keep the for a few days. - Rigorous process, silicone material manufacturing, seemingly simple, but everywhere is delicate. - Suitable for large bottles of such as bottles, beer bottles, juice bottles, soda bottles, etc. - Our stoppers are easy to insert and remove according to your needs, and can be cleaned repeatedly. - Features reusable, the cover can be washed and used for many times to keep your fresh. Package list: 10 x Stoppers