Filament Vacuum Bag Kit with Automatic Pump, 20 Filament Storage Bags 34 x 30 cm for 1.75 mm 3D Printer Filament

If you find that the bag does not work, please check two points: 1. have you closed the bag with a sealing clip? 2. When vacuuming, press the pump down to apply a force to the valve connection. High Quality Filament Bags:Reusable vacuum bags prevent filament tearing during vacuum process, improve sealing performance and extend the storage time of the filament. Practical helpers The sealing clips provide a gap-free closure, desiccant keeps the filament dry during storage. NOTE: We canceled the moisture card, so if you received one, it may no longer be available. Expert in 3D Filament Storage: prevent filament from absorbing moisture and dust by sealing and storing it immediately after drying. So you can significantly improve the quality of your prints! Valuable Filament Storage Kit The YOOPAI filament storage kit includes 30 filament storage bags (30 x 34 cm), 1 automatic air pump, 30 desiccant and 5 vacuum bag clips. Store up to 30 rolls of 1 kg filament at the same time.