Vacbird Filament Vacuum Storage Kit with USB Pump, 20 Pack Light-Proof Vacuum Sealed Bags for 3D Filament, Spool Sealing for Keeping Dry and Clean (12.6 * 13.38 in)

Plus Size Bags are Compatible with a Wide Range of Filaments: 32 * 34cm（12.6 * 13.4in）vacuum bag is compatible with 0.5KG/0.75KG/1KG filament and 1.75mm/2.85mm/3mm filament.It can also be used to store other printing consumables. Light-shielding: Vacuum bag with black transparent color combination, one side is convenient to identify the product, and the other side can avoid light to reduce the filament wear and tear. PA+PE Material:Filament vacuum storage bag made of PE+PA composite material, durable and not easy to puncture.Especially designed for 3D printer filament. USB Port Vacuum Pump：Compared with the traditional standard plug, the vacuum pump with USB+Type C interface can be connected to the power bank, laptop and other USB sockets, which is very convenient to use and carry. Usage: Seal with clip, flatten valve, align with pump, press and turn on. Hold for 1-2 seconds until air is removed and pump stops