It is well made of for convenient and practical use. Sufficient for the breast milk pumped by a mom each time.You can use the storage bag to store your breast milk and put it in your refrigerator. Your can enjoy your fresh milk on time even you are out. Features -Color: white -Material: PET,PE -Size: About 16.8x12.2x0.3cm/6/61x4.80x0.12inch - Made of material, which is to storage your breast milk. - Well leakproofness, will leak even placed horizontally or conversely to avoid contaminating refrigerators. - The milk storage bag is easy to write, you could record the date and weight of milk stored in time, always keep the breast milk fresh. - With scale, you can see the capacity clearly, which is convenient and practical. - , suitable capacity, this milk storage bag will be your . Package list: 30 x storage bags