stand-out graphics on dri-fit fabric. the nike hero (kd) (8y-15y) boys' t-shirt pays tribute to one of the game's brightest stars on sweat-wicking fabric for player pride and lasting comfort, on and off the court.. benefits. dri-fit fabric to wick sweat away and help keep you dry and comfortable . rib crew neck with interior taping for comfort and durability. screen print for bold style. product details. fabric: dri-fit. machine wash.