" Three-digit keyless combination lock and combination bottle cap to keep your wine and favorite drinks secure in a family restaurant or other public place. Bottle locks are a useful way to prevent and protect children from alcohol exposure, teenagers or roommates who drink. The password stopper can store the contents of the bottle safely and reliably, and can also serve as a storage and function for cork and wine. The original password is 000. You can reset the password yourself. Other people cannot open it without the password. Personalized and functional gadget makes a great gift for friends or family.Size: 44*45mm Inner Diameter: 28mm Note: The data are all manual measurements, please allow 1 - 3cm error, due to the difference in light and display, there will be a certain color difference , depending on the physical object received Delivery quantity: (according to the main picture)