Threadless is a printing company/community where proposed designs for t-shirts, hoodies, or phone cases, among other products, are rated. Best rated makes it into print and will be available for purchase.
This is my latest design submitted to Threadless. I'd be happy about your vote - and Threadless is worth checking out in any case!
Find my design on Threadless here: https://www.threadless.com/designs/gory-gory-halleluja