Trucker Hat, YellowstoneLocal Hats Trucker Hat, Yellowstone All hats include a hand sewn pocket behind the patch. Pockets can fit debit credit cards, ID, cash, Hotel Room Keys, Business Cards, fishing license, Clipper Card etc. These hats will save you all summer long when youre out on the water or at the pool and youre wearing a wet swimsuit or have no dry pockets. We used to call them the pool hats, but theyve become useful just about anywhere you might want to be hands