53% organic cotton, 43% bamboo viscose, 4% lycra? spandex, 220gsm baby French Terry; Temperature regulation, UPF 50+, moisture-wicking, anti-odor; Self collar; 8"" zipper, lock down puller with inner storm flap and zip garage; Soft twill label sewn into back neck; Shoulder seams slightly dropped forward; Baby rib sleeve cuffs and bottom band; Sewn in care and content label at lower left side seam; Woven tab with drop logo folded over bottom band at left side; Semi-fitted, 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