Features: Lightweight and portable: Owing to nice PE material, the breastmilk storing bags are lightweight and easy to carry, will not bring much burden on you. Besides, they are also easy to store without occupying much space. Warm gift: These breast milk storage bags can be applied as practical gifts for novice mothers, providing much convenience in life. Specifications: Quantity: 500 countSize: as shown in the pictureColor: as shown in the pictureMaterial: PEPackage includes: 500 x Breastmilk storing bagsWarm notes: Please allow a little error on the size due to manual measurement. The color might have a slight difference due to different displays. Please read the size instruction carefully before purchasing.