Our reusable baby bottle lids are designed for convenience and safety. The sealing bottle caps are nice for travel, keeping your milk secure and leak-proof. These travel bottle lids are easy to use and fit baby bottles. The baby bottle caps are made from PP materials, ensuring durability and use. Features - Color: Orange -Material:PP - Size: 4.70X4.70X1.70cm/1.85X1.85X0.67in - Size: 3.70X3.70X1.70cm/1.45X1.45X0.67in -Antileak design: the innovative design of these caps prevents leaks, keeping breast milk fresh and secure during storage and travel -Freshness retention: these caps help maintain the nutritional value of breast milk by providing an airtight seal, ideal for long term storage -Broad compatibility: suitable for a variety of baby bottles, these caps offer a versatile solution for different feeding needs -Fine craftsmanship: bottle cap is carefully made to ensure high durability and reliability, giving parents confidence in their use -Multipurpose use: these caps are not only for baby bottles but can also be used to seal other similar containers, making them highly versatile Package list: 100 x bottle sealing caps