I've been selling my photos on RedBubble for a while now but just recently got some stuff off them for myself, cushions, postcards, prints, stickers. Great quality, heres a couple of the cushions!
They offer loads of product options, heres some of them.
So keeping track of your memory cards easily and quickly is important, luckily CF cards are uniform and you can have a method. My method is front of card facing out = empty, back of card facing out = full.