Tee Shirt. Batman is all over the place this month with four new shirt designs. Batman: Happy Family features the art of Dustin Nguyen screenprinted in full-color on a natural-color, 100% cotton shirt. Gotham Nights II features a multi-color imprint on a chocolate brown, heavyweight shirt. Batman: Grasp featuring art by J. H. Williams III, and Batman: Celtic Symbol tees both are imprinted in color on black 100% cotton shirts. Check out all of the great Dark Knight gear we have to offer this month.