[Standard Taper Stopper No. 9]
[Standard Taper Stopper No. 22]
[Standard Taper Stopper No. 13]
[Standard Taper Stopper No. 16]
[Standard Taper Stopper No. 27]
[Standard Taper Stopper No. 19]
Blue and white high-density polyethylene stoppers have closed bottoms and three plug rings for an efficient seal and protection of neck in case of tipping