Oklahoma mandalla DesignUNISEX SHORT SLEEVE T-SHIRTFABRIC30 single, 4.3 oz., 100% combed ring-spun cotton, soft-washed. Heathers are 60/40 cotton/polyester, excluding Athletic Heather which is 85/15 cotton/ viscose and Black Graphite Heather which is 80/20 cotton/polyester.FEATURESUnisex, ultra soft..