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