52/43/5 organic cotton/ bamboo viscose/lycra® spandex 5.6 oz /yd² single jersey Made with organic cotton and renewable bio degradable bamboo fibers Moisture management properties UPF 50+ protection Anti odor technology br 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 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