1. This innovative fully automatic beer cap for bottles comes in multiple colors with an insect protection feature. It is made of food - grade PP material, fits standard crown cork and threaded bottles, and is reusable and easy to wash off. It also protects your open bottle from unwanted contamination. With its versatility, it can be used as a pourer and printed with different advertising surfaces. It is suitable for garden parties, barbecues, clubs, festivals, and beach trips. 2. Features 1. Innovative Cap Fully Automatic Beer Caps: It is a fully automatic bottle stopper that can open and close bottles independently, allowing for carefree drinking. 2. Multiple Color Designs: For garden parties and barbecues, bottles can be marked with different colors to make it easier to assign drinks to appropriate people. One can have their favorite color on their bottle. 3. Environmental and Versatile: Made from food contact material, it fits standard crown cork bottles and threaded bottles - glass and PET. It can be reused multiple times and is easy to wash off with water. 4. Safe and Healthy: It can protect open bottles in clubs, festivals, and at the beach from unwanted contamination or pollutants. It can also be used as a pourer for large bottles. 5. Advertising Carrier: Through different advertising surfaces such as the outside and side surfaces of the lid, it can be printed with logos, slogans, etc. It is easy to use in many areas, such as breweries, beverage distributors, sports clubs, industrial customers, etc. 3. Specification - Material: PP - Color: Multicolor - Size: 6 x 3 x 4 cm - Weight: 130 g, 250 g 4. Package Include: - 5x Beer Caps - or - 10x Beer Caps