Momcozy Breast Milk Cooler keeps your breast milk fresh all day. It uses 360-degree cooling tube technology for 24-hour cooling. With a 22oz capacity, it includes two bottles for easy milk storage. Freeze the cooling tube for 12 hours, and enjoy hassle-free cooling without ice packs. The detachable bottles are dishwasher-safe, making them easy to clean. This travel-friendly, BPA-free cooler is perfect for moms on the go.