Temple of the Ancients TeeBack to Temple of the Ancients page 100% pre shrunk cotton (heather gray color is 90% cotton 10% polyester, light heather gray is 98% cotton 2% polyester, heather black is 50% cotton 50% polyester) Fabric Weight: 5. 0 oz (mid weight) Double stitched seams at shoulder, sleeve, collar and waist Special Note: Mineral Wash colors have a slight yellow tint and not one is the same due to the special dye process Processed and printed in the U. S. A. normal