Our bottle cap covers for travel are designed to keep your milk secure and leak-proof. The bottle cap is nice for parents who need a reliable solution for their milk bottles. The milk bottle lids ensures a tight seal, keeping your milk fresh and safe. The bottle caps are easy to use. Features - Color: Orange -Material:PP - Size: 4.70X4.70X1.70cm/1.85X1.85X0.67in - Size: 3.70X3.70X1.70cm/1.45X1.45X0.67in -Leakproof seal: designed to prevent any leakage, these caps ensure that breast milk remains fresh and secure, avoiding any mess -Freshness preservation: the airtight seal provided by these caps helps maintain the nutritional value of breast milk, nice for storage -Universal compatibility: these caps are designed to fit a wide range of baby bottles, offering a versatile solution for different needs -Sturdy construction: made with PP materials, these caps are built to last, providing reliable use over time -Versatile application: suitable for baby bottles and other similar containers, these caps offer a multifunctional sealing solution for various purposes Package list: 100 x bottle sealing caps