[DETAIL] Bag within Bag, Storage Bag Vacuum Compression Bag Organizing Bag Clothes Quilt Household Artifact Special Bag for Suitcase Vacuum Storage Bags for Clothes With Valve Transparent Border Folding Compressed Organizer Travel Dust Proof Space Saving Seal Packet The outstanding feature of the bag is that it does not scratch or leak. If you accidentally scrape a small mouth, you can use a wide double-sided tape to stick the two sides together. Do not unscrew the suction door and pull it down, loosen it, there is a circular gasket inside, do not take it off!! Instructions: 1. Open the bag and put the quilt or clothes in it ||2. Use the chute to seal two-thirds of the bag, leave one-third, and open the opening at 1/3 3. Put a few quilts or clothes on the quilt, so that most of the air escapes from the mouth at 1/3 (friends who use pumps pay attention, this can save a lot of effort) 4. Quickly pull out the remaining 1/3 5. Use the slide rail to slide back and forth at the seal to make sure the bag is really closed 6. Pull out the dust cover on the bag, unscrew the suction door in the ON direction, align the door of the vacuum cleaner or pump with the door, and start suction. (People who use the pump should pay attention, because the big bag needs to be pumped for a long time, and it is not necessary to pump all at once. You can stop in the middle, and the pump door is tightened in the OFF direction to prevent air from entering. Wait for a break. After the end, release it door, keep pumping.) 7. After the gas is exhausted, tighten the exhaust door and cover the dust cover to complete the whole process [ATTRIBUTES] - Hign-concerned Chemical: None - Material: Plastic - Origin: Mainland China - Hign-concerned Chemical: None - Material: Plastic - Origin: Mainland China - CN: Zhejiang - Type: Storage Bags