5.5 oz., 100% combed ringspun cotton premium jersey; CVC colors are 60/40; Heather is 60/40; combed ringspun cotton/polyester; White is sewn with 100% cotton thread; Ribbed Collar; Taped shoulder-to-shoulder; EasyTear label; Double-needle hem sleeves and bottom; Double-needle ribbed binding on leg opening; Reinforced three snap closure; CPSIA compliant - tracking lable in side seam