4.9 oz./yd²., slubbed jersey; 53/43/4 organic cotton/bamboo viscose/lycra® spandex; Made with organic cotton and renewable bio-degradable bamboo fibers; Moisture-wicking performance; UPF 50+ protection; Anti-odor technology; Relaxed fit; Self U-shaped collar; Longer short sleeves; Curved shirttail hem; Tagless at inner neck; Sewn in care and content label at lower left side seam; Woven tab logo folded over left side hem; Fabric and garments are manufactured in a facility 100% powered by solar and wind energy. Fabric and garments are manufactured in a GreenCo certified facility. 450g of CO2 are saved with the production of each garment.;