Gildan 5000, 100% cotton, 8.9 oz, Heavy Cotton T-shirt. Features: a  seamless double-needle collar, taped neck and shoulders for a polished look, double-needle sleeves and bottom hem, and quarter-turned to eliminate center crease. *Tie Dye is Dyenomite 200RP Ripple Pigment Dyed T-Shirt, 5.3 oz, pre-shrunk 100% cotton.