You've got a shaped piece of knitting, and a flat surface to set it out to dry. Here's my trick for blocking hats. The pink baby hat shown is from the eBook Wee Wooly Toppers by Wooly Wormhead, knit in Knit Picks Comfy Worsted: ...
by Natural Style
by Two Stitch Knits
by Knitting and Crochet Tutorials
by LoomaHat.com
by fadinou
by Pletenje - Knitting Tutorial