Product name: Wine Combination LockMaterial: ABS+zinc alloySize(about): height 4.4cm/1.73in, diameter 4.5cm/1.77in, inner diameter 2.8cm/1.10in Wine Combination Lock can ensure that your wine is safe and not exposed to children. It is very suitable for preventing children, teenagers or roommates from drinking. The Wine Bottle Lock is portable and light, making it simple to handle in the hand. It can be used at home, at school, or while traveling. Put it in your bag and carry it wherever you go. Wine Combination Lock is very suitable for preventing children, teenagers or roommates from drinking. It can ensure that your wine is safe and not exposed to children. Description: 1. Password setting method: Step 1: press and hold the silver round button on the top; Step 2: Adjust the top number (initial password: 000) to the new password you want to set; Step 3: Release the button to complete the password setting. 2. The diameter of the bottle mouth should be between 26mm and 28mm, otherwise it will be inappropriate. Please measure your bottles before ordering. Specification: Product name: Wine Combination Lock Material: ABS+zinc alloy Size(about): height 4.4cm/1.73in, diameter 4.5cm/1.77in, inner diameter 2.8cm/1.10in Packing List: Wine Combination Lock * 1 Note: Due to different lighting and screen settings, item colors may vary slightly from the pictures. Due to the difference in manual measurement, please allow a 1-2cm difference in size. Specifications Wine Combination Lock Preventing Roommates From Drinking