4.5 oz., 100% combed ringspun cotton, 30 singles CVC colors are 60/40 combed ringspun cotton/polyester Flatlock stitched ribbed collar and raglan armholes Contrast double-needle stitched sleeves Easy moving three-quarter length raglan sleeves Raw serge shirttail bottom hem CPSIA compliant tracking label in side seam EasyTearâ„¢ label