Filament Storage

This is a simple Billy Bookcase with Oxberg Glass doors from Ikea. This is in the initial stages. The unit is built, filament is just sitting on the shelf, however I am looking for something I can print to hold them in place. I will be sealing the doors and anywhere air can get into this bookcase. I also bought rechargeable silica desiccant de-humidifier boxes for the top and bottom of the bookcase. I also bought a digital hygrometer to measure the humidity inside the unit. The LED lights are also from Ikea called Dioder. I still need to tidy up the wiring a bit and install the lower shelves which will display some of my prints and I also have another set of lights that will be installed on the lower half. I have been looking for a year on ideas on how to store...or rather display filaments and prints in the same area. The only thing I was finding where plastic storage bins which I didn't like plus cluttered up to much. I searched for 2 months for something used everything I found in m