Storenvy shop for the buttons is now completely open!
http://prbuttons.storenvy.com/
You can buy them single, a few of them or in a batch!

And for more here is the redbubble shop.
http://www.redbubble.com/people/p-r-prints
Here you get prints for stickers, bags, pillow and phone cases.

And yes, my tablet camera is shitty. =w=