The resemblance is clear when Dad and Son wear matching ash gray long sleeved shirts. Big Guy reads the Fathers shirt. Little Guy answers Sons shirt. Both Big and Little shirts are available in sizes Infant Adult. These paired Big Guy and Little Guy long sleeved shirts are perfect Fathers Day gifts from the apple of Dads eye. Tell Dad the apple didn't fall far from the tree, and you're proud of it when you wear a matching Little Guy shirt! These paired shirts are also perfect for grandfathers and grandsons, or big brothers and little brothers (assuming the brothers get along, that is!)100% cotton. Machine wash cold and tumble dry.