53% organic cotton, 43% bamboo viscose, 4% lycra? spandex, 220gsm baby French Terry; Temperature regulation, UPF 50+, moisture-wicking, anti-odor; Made with organic cotton and renewable bio-degradable bamboo fibers ; Bone twill taping at inner hood seam and neck; Flat draw cords with metal tipping; Coverstitch cross over at front neck; Soft twill inner label sewn at center back neck seam; Raglan sleeves with double needle stitching; 2x2 rib sleeve cuffs and bottom band; Sewn in care and content label at lower left side seam; Woven drop tab logo folded over bottom band at left side; Relaxed fit, tapered to bottom band; 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