Parameter: Material: PE/PA which is food grade plastic, durable and can be reusable and resealable for several times. Size: 30 x 34 cm Usage Instructions: Note: The blue label cannot be torn off, so as not to affect normal use. 1. Place 3D printer filament, the filament capacity should not exceed the prompt line of the bag. 2. Close the zipper with Sealing Clips and confirm that the sealing is successful. 3. Keep the bag flat and smooth the air valve position. Make sure that the air valve position is not blocked by filament. 4. Aim at the air valve to pump air, wait for about 3 seconds (the air valve will open automatically), then you can pump air continuously. 5. Press the air valve with your finger to smooth it. Package Includes: 5 x Vacuum Bag 1 x Hand Pump 1 x Sealing Clip
Trustpilot
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