Material:PA+PE Size: S: 50*70cm M: 60*80cm L: 70*90cm XL: 80*100cm XXL：80*120CM Function: Foldable, large capacity, tight and airtight, convenient and practical, insect-proof, mildew-proof, space-saving, environmentally friendly, non-toxic, soft and wear-resistant, no odor, simple and stylish, easy to store, vacuum design, clean storage space, good helper Note: The size is manually measured, there may be a difference of 1cm, the actual size is subject to the received product. Free gift :If you buy 10PCS compression bags at a time, you will get one free manual air pump.