Keep your breast milk fresh and safe with Lansinoh breast milk storage bags. These bags are made from BPA and BPS free materials, ensuring that your baby's milk is free from harmful chemicals. The bags are also dishwasher safe, making cleaning up after pumping a breeze. They come in a pack of 100 and are designed for use with Lansinoh breast pumps. The bags are white in color and feature a secure double zip closure to prevent leaks. With these Lansinoh breast milk storage bags, you can always have a supply of fresh breast milk on hand for your baby's needs.