Description: 1, Soft silicone, non-toxic, good preservation, do not harm the hand. 2, Sealing design, novel and unique. 3, A set of 6 colors, rich colors, easy to use. 4, Designed to help keep beer fresh and safe. 5, Suitable for glass bottles, such as beer bottles, beverage bottles, glass bottles, soy sauce, vinegar bottle feeding bottle; extensive usage. 6, Fits most standard beer bottles and some larger styles Feature: Material: Silicone Color: green, yellow, black, purple, red, blue Size:As shown Package included: 6pcs Silicone Bottle Cap Note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!