Easy to use with its simple one-touch on/off button, this password lock is a three-digit combination and you can use it with confidence. With this combination lock, you can lock the mouth of the wine bottle, make the bottle sealed and keep the wine in the bottle fresh. It can also prevent red wine from being stolen or switched. It is constructed of abs plastic material. The diameter of each product is 4.2cm. The total height of the product is 4.5cm. Suitable for use in bars, wine stores, hotels, supermarkets, etc. Item Name: Bottle Cap Lock Material: ABS Plastic Features: Durable, Lightweight, Creative, Wide Application Size Details: Height: 4.5cm/1.77"(Approx.) Diameter: 4.2cm/1.65"(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 Bottle Cap Lock