Important Note: The diameter of the bottle mouth should be between 26mm to 28mm/1in to 1.1in, or it won't fit.Measure your bottles before ordering. Quality Material: Wine bottle combination lock is made of high quality durable ABS+ zinc alloy. Safe to human body, non-toxic, rust and corrosion resistant. It can be used over and over again, opened with one button, easy to use and easy to clean. Wine Safe: This wine bottle combination lock is perfect for preventing children, teens and roommates from drinking or drink alcohol. It also ensures that the contents of the bottle are safe and absolutely safe from theft or exchange. Easy to use: Keyless combination lock that only takes a few seconds to open easily, making your drink safe and easy. The elegant colors and stylish design make it a great decoration. Widely Used: It is suitable for wine, beer and beverage bottles with 26mm to 28mm opening, suitable for bars, wine shops, hotels, supermarkets and other places to use. Or as a gift to your friends, a cool and practical gadget.