Features 1.Independent, stackable, 5 compartments can be combined in different orders, any number, or can be used separately. 2. Food grade high quality BPA free PP material, non-toxic.  3. 5 layer design, can take out the amount of milk in each layer of the box at one time, can carry 5 times of milk for outdoor babies, very convenient and practical. 4. It can also be used as a snack cup and baby food container, ideal for storing oatmeal, cornmeal, nuts, candy, fruit and more. 5. Easy to clean and carry. Portable soft PU ring for easy carrying, perfect for travel or on the road. Medium in size for storage in a backpack or handbag. Specification Material: PP Size: 20.5*7cm Single grid size: 7*3.5cm Temperature resistance: -20~120 degrees Celsius. Package List 1 x Baby Milk Formula Dispense