Cheap and easy filament storage and filament supply box with cap

PLA / ABS filaments are very sensitive to humidity.
It is necessary to store the PLA / ABS filament by placing the desiccant in a sealed storage box.
However, when printing, you need to put the filament out of the storage box and put it in the moist air for several hours.

I designed a box to store and supply filaments. Furthermore I designed a cap to protect the filament from humidity.

And explain how to build storage box with roller and storage cap, step by step.

It's cost about $8 t