Features: Keep your PETG filaments dry with this printer filament storage box featuring a built in humidity control for moisture prevention. The clear viewing window allows real time filament monitoring, while plastic construction ensuring protective in space saving dimensions. Ideal for printing enthusiasts, professional makers, and educational institutions requiring organized filament storage solution. Maintain filament integrity in humid workshops or during long term projects with this filament storage container designed for desktop convenience. Engineered for seamless compatibility with most printer filament spools, this dry box simplifies management while extending filament shelf through moisture proof preservation. Specifications: Component:Plastic Size:Approx.26x20x10cm/10.23x3.93x7.87inch Package Includes: 1Pc Printer Filament Dryer Box note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.