It doesn't have the "organic" texture or anything, but I just did a search at the Container Store for something based on some tidying up I was doing and found something that could work for a GC.
See this thread:
http://www.enworld.org/forum/general-rpg-discussion/295483-inexpensive-plastic-box.html#post5349287
See this thread:
http://www.enworld.org/forum/general-rpg-discussion/295483-inexpensive-plastic-box.html#post5349287