5 oz., 100% combed ringspun cotton 1x1 baby rib; Granite Heather is 60% combed ringspun cotton, 40% polyester; Heather is 88% combed ringspun cotton, 12% polyester; White is sewn with 100% cotton thread; Flatlock sams; Double-needle ribbed binding on neck and shoulders; Easytear™ label; Side seam construction; CPSIA compliant tracking label in side seam; Fit: infant unisex