The Air Column Bag Laptop Disinfection Water Bottle Cosmetic Packaging Storage 30Pcs is a set of eco-friendly storage bags made from PA+PE material. These round shaped bags have a diameter of about 13cm and a height of 20cm, suitable for storing items like milk powder or rice noodles. The bags are designed for easy folding and stocking, making them convenient for travel or storage. With a capacity of 3ml each, this set includes 30pcs of storage bags from the brand Relchoor, perfect for organizing and transporting various items.