Here's another clever magnetic strip idea. Glue washers to the bottom of plastic containers and stick them to a magnetic strip. Use the cheap plastic Gladware containers for an inexpensive way to organize your little bits and bobs.
For Copic Markers - This is a cheap CD holder with a CD case in every other slot! You can take out the paper label and color its spine to match your marker pens, put it back in the CD, and put your markers on the CD shelf.
DIY: Craft Room Organization: PVC and Wire Shelf Paint Storage Tutorials- It will make a big difference in your craft room organization. From some inexpensive materials, you can build hanging paint storage to both organize and display your craft paint!