Welcome. If you look on the features for the shirt you want, you will see the design information.
For example, here's the info for today's Dogeball shirt:
To contact Customer Service, use the SUPPORT form at the top of every woot page
••• ► Woot's Return Policy
◄ ••• ► Did you check your spam/junk folders for a CS reply?
CANCEL?? How to cancel your order in the first 2 hours!!
- except orders with Woot-Off or expedited items