Purpose: To open a bottle. Suitable for: bar/restaurant/hotel/home etc. Inside package: 1/2 PCS. Features: How to use: Hold the two rounded corners under the hollow heart of the bottle opener against the bottom of the beer cap and push hard to open the bottle and enjoy the drink with your friends. Note: Due to differences in photography lighting and each monitor, there may be varying degrees of color difference. Due to manual measurement, the size of the product may differ by 0.5-1cm. Please allow for slight size errors. Thank you for your understanding! If you like our product, please give us a good review. Thank you.