Innovative and versatile, these fully automatic beer bottle caps are designed for carefree drinking. Made from food contact material, they fit standard crown cork and threaded bottles. The caps provide insect protection and can be reused, making them environmentally friendly. They come in multiple colors, allowing easy drink assignment. Perfect for clubs, festivals, beaches, and more. Can be used as a pourer or as an advertising carrier with custom logos and slogans. Package includes 5 beer caps. Features 1. Innovative Cap Fully Automatic Beer Caps: Fully automatic bottle stopper, opens and closes your bottles independently, so you can enjoy carefree drinking. 2. Multiple Color Designs: For garden parties and barbecues, you can now mark your bottles with different colors make it easy to assign drinks to the appropriate person. Your favorite color on your bottle. 3. Environmental and Versatility: Made specially from food contact material, fits standard crown cork bottles and threaded bottles - glass and PET. Reule over and over again, easy to wash off with water. 4. Safe and Healthy. Protect your open bottle in clubs, festivals and the beach from unwanted contamination or pollutants. Can also be used as a pourer or pourer for large bottles. 5. New Advertising Carrier: Through different advertising surfaces such as lid outside and side surfaces, this can be printed several times with logos, slogans or other. Easy to use in almost all areas - such as breweries, beverage distributors, sports clubs, industrial customers,ect. Specification Material: PP Color: Multicolor Size: 6 x 3 x 4 cm Weight: 130 g, 250 g Package Include: 5x Beer Caps or 10x Beer Caps