Desiccant Holder

Desiccant holder for "rechargeable desicant" I bought form Amazon

http://www.amazon.com/gp/product/B0037Z8K3E?psc=1&redirect=true&ref_=oh_aui_detailpage_o05_s00

I keep my filament in plastic storage tubs pre-mounted on on spools so they are ready to go when I want to print.
The spool holders I user are the awesome ones made by Jason Powell and can be found here: http://www.thingiverse.com/thing:1001312

I made the holder so i can mount these inside the plastic bins I use to hold my fil