These innovative fully automatic beer caps are made from food contact materials and fit standard crown cork bottles and threaded bottles, including 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 outdoor use at parties, festivals, and beaches. They can also serve as advertising carriers and are compatible with logo or slogan printing. Help protect open bottles from contamination or pollutants while enjoying beverages. Features: 1. Fully Automatic Operation: Automatically opens and closes bottles, allowing for convenient and carefree use. 2. Multiple Color Options: Color-coded caps help identify individual bottles at gatherings such as garden parties and barbecues. 3. Environmentally Friendly and Versatile: Made from food-grade PP material. Fits standard crown cork and threaded bottles, including glass and PET. Reusable and easy to clean with water. 4. Safe and Hygienic: Helps protect open bottles from contaminants in environments such as clubs, festivals, and beaches. Can also function as a pourer for large bottles. 5. Customizable Surface: Offers printable areas on the lid and side surfaces, making it suitable for branding with logos or slogans. Ideal for use by breweries, beverage distributors, sports clubs, and industrial customers. Specifications: Material: PP Color: Multicolor Size: 6 x 3 x 4 cm Weight: 130 g (5-pack), 250 g (10-pack) Package Includes: 5 or 10 Beer Caps