No Vacuum Pump NeededWith a closable hole, we can manually compress and exhaust air by ourselves, saving more space.High-quality Material: Made of high-quality PEVA material, waterproof and dust-proof. Environmentally friendly material, no odor, washable and reusable.Large Capacity: The spacious space can store quilts, clothes, pillows, toys, shoes, blankets, etc. The large capacity can meet different needs and solve your troubles in storing quilts and clothes.Exquisite Details: High-quality zipper, smooth without jamming; exquisite workmanship, soft and wear-resistant; 360 large opening, more convenient to open and close.Usage Scenario: The high flexibility and stackability of these storage bags to store under the bed, cupboard, shelf, suitable for bedroom, living room, attic, basement, etc.