1x1 ribbed cuffs and waistband with spandex Safety Orange is compliant with ANSI - ISEA 107 High-visibility Standards Tear away label Gildan's manufacturing process utilizes 45% renewable energy Gildan’s Community Investment Program supports education, the environment, humanitarian aid and active living in the communities we do business in 8 oz., 50% USA cotton, 50% polyester Heather Sport colors: 60% polyester, 40% cotton Made with 50% sustainably and fairly grown USA cotton