For this beverage bottle lid is easy to remove, just shake the soda saver to pull it out, open it, replace the old beverage lid with a beverage sealer and press it down with a pump. With date display function, this lid can clearly record the date of storage; you can use this lid to save your unfinished carbonated drinks and prevent the loss of carbon dioxide in the soda. It is constructed of abs material. The diameter of each sticker is 4.5cm. The total height of the product is 5cm. The product can be used for any bottled beverage: beer, energy drinks, soft drinks, soda water, canned water, coconut water, etc. Item Name: Soda Bottle Cover Material: ABS Features: Simple Operation, Press Type, Date Display Size Details: Diameter: 4.5cm/1.77"(Approx.) Height: 5cm/1.97"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Soda Bottle Cover