5.6 oz./yd²., 52/43/5 organic cotton/bamboo viscose/ lycra® spandex; Made with organic cotton and renewable bio-degradable bamboo fibers; Moisture-management properties; UPF 50+ protection; Anti-odor technology; Single jersey; Relaxed fit; Athletic coverstitch raglan seams; No top shoulder seam; Self-collar tagless at inner neck; Sewn-in care and content label at lower left side seam; Drop mark logo at upper center back under collar; Word mark logo along left raglan seam; 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;