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The patented U-shaped bag that hugs the spool — in a complete kit with pump, desiccants and sealing clips.
Go directly to the specifications, product details, package contents, care instructions, or customer feedback you need.
Check fit, pack size, and compatibility at a glance before you order.
The details that keep your filament dry, organized, and ready to print.
The bag wraps the spool instead of boxing it in, removing the loose material square bags leave behind.
Every bag has a built-in one-way valve that holds vacuum for months and reseals after each use.
A durable, puncture-resistant body built for long-term reuse.
The zipper is easy to press and inspect across the full width before vacuuming.
Write the brand, material, color, and date on the label area so every stored spool stays identified.
Everything that arrives in the box, so you know exactly what to expect.
Patented U-shaped vacuum bags with printed label dial — 10, 20, or 30 depending on the kit you select.
One silica-gel desiccant pack per bag to absorb the moisture sealed in with each spool.
A rechargeable auto pump with USB charging cable — one press draws each bag down in seconds.
Two reusable sealing clips that glide across the zipper for an even, secure close.
These quick checks reduce unnecessary stress on the valve, zipper, and welded edges before the first vacuum cycle.
Check the surface, welded edges, zipper, and valve before placing a spool inside.
Give the USB pump a full charge before its first use for consistent suction.
Remove dust and filament fragments before pressing the seal closed.
Do not continue vacuuming after the bag has formed firmly around the spool.
Quick answers about compatibility, package contents, reuse, and product care.
Yes. Every kit includes the USB rechargeable auto vacuum pump, desiccant packs, and 2 sealing clips.
The patented shape hugs the spool, so there is less loose material, a tighter seal, and a cleaner shelf profile.
The U-shaped bags are sized for 250 g, 500 g, and 1 kg filament spools.
The one-way valve holds vacuum for months. If a bag softens over time, re-vacuum it in seconds.
Yes. Open the zipper carefully, inspect the bag and valve, reseal it, and vacuum again.
Choose a 10, 20, or 30 bag kit — desiccant packs and the pump are included in every kit.
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