Product Material - These soda can lids are made of food-grade silicone material, non-toxic, odorless, and tasteless, can mark your drink from others when drinking in a group. Product Specifications - Diameter: 6.3 cm, height: 1.2 cm, fits most types of standard bottles, such as beer, cola, energy drinks, wine, soda, and other beverages. Good Sealing - New upgrade with sealing plug, tight seal locks in your drink, offers exceptional freshness preservation by creating a secure seal that locks in the flavor, bubbles, and aroma of soda cans and other beverages, preventing them from being rejected or losing their taste. Applicable Scene - Suitable for outdoor picnics, parties, beaches, barbecues, camping, travel, sporting events, or fishing, it is a good protector for your unfinished soda, beverage, and beer cans. Reusable - These soda can lids are made of silicone, durable silicone for easy washing, high temperature resistant, the universal silicone bottle stopper set is dishwasher and machine washable or simply washed with dish soap and warm water.