Features: 5.4 oz., preshrunk 100% combed ringspun cotton; 24 singles Ash is 99/1% combed ringspun cotton/poly; Heather Grey is 90/10 classic fit seamed collar features a TearAway label shoulder-to-shoulder tape; Oeko-Tex® Standard 100 Certified rib sleeve cuffs; double-needle neck and bottom hem