4.8 oz./yd²., (US), 8 oz./L yd (CA), 60/40 ring-spun cotton/recycled polyester, 26 singles; The ultimate tee fabric is 15% heavier than most basic 30’s tees, making for a more substantial garment; 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; 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;