I Keep All My Dad Jokes in A Dad a base Shirt,dad Jokes Database,funny Ask Me About My Dad Jokes T shirt Graphic by Razia Sultana Creative Uncommon Goods Dad Joke Tee Dad Joke Shirt Premium Vector A black t shirt that says keep all my dad jokes in a. Comfort Colors tees are 100% cotton and are more structured than our regular tees. Sizing is unisex, but tends to run a bit larger. Pigment dye gives it a unique look and feel that gets softer with every wash. We recommend ordering your normal size for a regular fit. Please reference all size charts before purchasing.