KIT RepBox v2.5+ Build Your Own: "THE" 3D Printing Filament Management – Repkord.com
Humidity Controlled 3D Printer Filament Storage - Hackster.io
DryBox solves problems 3D printing with wet or damp filament by removing humidity. Avoid print flaws or total failure, poor surface finish and jams. – CEL-UK
Xioneer DryBox EZ 3D printer filament dryer – Replik8