4.8 oz./yd²., 60/40 ring-spun cotton/recycled polyester, 26 singles; Retail fit; Side seams; Tear away label; RFID Enabled: Select colors are offered with digitally enabled RFID tags, unlocking endless possibilities for tech savvy marketers and event planners. Compatible with all smart-phone platforms.; The Ultimate Tee heather colors are dyed using 70% less water, 65% less energy and fewer harmful chemicals; The Ultimate tee fabric is 15% heavier than most basic 30’s tees, making for a more substantial garment.; Recycled poly helps reduce water usage, energy consumption and CO2 emissions when producing this garment; Recycled polyester fiber in this blend is made from recycled content including plastic bottles; Threadfast is a proud member of the Better Cotton Initiative (BCI). Cotton products from Threadfast support more sustainable cotton farming. Better Cotton is sourced via a system of mass balance; Every Threadfast product contributes to the Plant with Threadfast program;