Features: Fresh-keeping: These silicone bottle caps are designed to keep the beer fresh when opened. Soft and flexible to help seal the leakage. They are a great gift for any beer lover, and for any bottled drink. Quality Material: Made of food-safe silicone, soft and durable, safe and non-toxic, can be used with confidence. Airtight Seal: With their snug fit and silicone material, these can caps create an airtight seal that helps keep your soda carbonated and fresh for longer. Suitable for Most Beverage Cans: The reusable soda can lid is suitable for most standard size cans, making it an ideal solution to maintain the freshness of various beverages or foods. They are very suitable for use with beer cans, soda cans, and similar sized beverage cans. Satisfaction Guarantee: We strive to provide each customer with the highest standard of customer service to ensure you have a pleasant shopping experience. If you have any issues, inquiries or need assistance, please feel free to contact us directly. Specification: Material: Silicone Inner Diameter:52mm Outer Diameter:65mm Notes: 1. Due to the lighting effects and shooting angles, there is a color difference in the product, please understand. 2. Due to manual measurement, there is a tolerance in the product size. Include: 1 * Bottle Cap