These innovative fully automatic beer caps are made from food contact material and fit standard crown cork bottles and threaded bottles—glass and PET. They are reusable, environmentally friendly, and easy to clean. Available in multiple colors and designed with insect protection, they are ideal for parties, festivals, and beach outings. They can also serve as promotional items and are compatible with logo or slogan printing. Enjoy carefree drinking while keeping your open bottles protected from contamination and pollutants. Features: 1. Fully Automatic Function: The cap automatically opens and closes the bottle, providing convenient and hands-free use. 2. Multiple Color Options: Choose from various colors to personalize and identify your drink at gatherings such as barbecues and outdoor events. 3. Eco-Friendly and Versatile: Made from food-grade PP material, suitable for standard glass and PET bottles. Reusable and easy to clean with water. 4. Hygienic Protection: Keeps beverages safe from dust, insects, and contaminants in environments like clubs, beaches, and festivals. Can also function as a pourer for large bottles. 5. Customizable Surface: Offers printable areas on the lid and sides, making it suitable for branding purposes. Ideal for breweries, beverage companies, sports teams, and corporate promotions. Specifications: Material: PP Color: Multicolor Dimensions: 6 x 3 x 4 cm Weight: 130 g (5-pack), 250 g (10-pack) Package Includes: 5 or 10 Beer Caps