100% cotton (preshrunk), heather gray and ash are poly/cotton blends. Tees have seamless double needle collar with double-needle sleeves and hem with a taped neck and shoulders. The design is printed with direct-to-garment printing technology, using water-soluble and eco-friendly inks on high quality machines. Our items are printed in the United States. This is an original design, and not an unauthorized replica or counterfeit item.