Never re-dyed, District Re-Fleece breathes new life into reclaimed materials with its 100% recycled fabric.; 8.1-ounce, 60% recycled cotton/40% recycled polyester; 54% recycled cotton/40% recycled polyester/6% recycled rayon (Light Heather Grey); 58% recycled cotton/40% recycled polyester/2% recycled rayon (Ash); 55% recycled cotton/39% recycled polyester/6% recycled rayon (Deep Grey Heather); This product's carbon footprint has been measured and reduced through a combination of preferred materials and investing in carbon offset projects though the ClimeCo Certified Product Program; Recycled natural color twill back neck tape; Recycled natural color drawcords; 2x1 rib knit cuffs, pocket opening and hem; Metal YKK zipper with dyed-to-match zipper tape; Side seamed; Coverstitch details throughout; Recycled, undyed tear-away label