... transparent material PA+PE&PET+PE GSM 5-50g featurevacuum seal quilt,Moisture Proof,space saving,heavy duty,durable,folding,elegant ... use for daily quilt blankets or cloth storage type Vacuum seal Thickness70micron/80micron/100micron/110micron additional zip lock ro strengthen its ... air tightness Using the vacuum pump or the vacuum machine to operate it easily Reusable. And protects against bugs., ...