5 oz./yd, 100% combed ringspun cotton. Heather is 90/10 combed ringspun cotton/polyester. White sewn with 100% cotton thread. 1x1 baby rib. Flatlock stitched seams. Double-needle ribbed binding on lap shoulder and neck. Raw-serge sleeves and bottom hem. CPSIA compliant tracking label in side seam. Easy Tear label.