Meichoon Breast Pump Backpack-Cooler and Moistureproof Bag Double Layer for Mother Outdoor Working Backpack.Advantage :1. Nylon rose gold zipper, metal rose gold zipper pull;It is light,convenient,stylish and designed for all mothers.2. Large opening design;extra size, can put breast pump,etc.No Breast Pump and Accessories Included.3. Internal and external waterproof material;The color will not show the dirt and no need to wash it.4. Keep fresh for about 10 hours with polymer insulation material;5.Special straps design that provide extra comfort while on the go.It also can be use as backpack,It is very elegant and suitable for many occasion like shopping,working,a little traveling etc,its no only a breast pump bag it also can use as a diaper bag or lunch bag.Product parameters:Material: Waterproof Oxford clothColor: Light Pink/Dark Blue/Black/GrayType: double shoulder/single shoulder/crossbody/handheldSize: 22*17*27cm(8.66*6.69*10.63inches)Weight: 620g (1.36lbs)Uses: breast milk storage,lunch insulation,food cold storageContains:1*Bag