5.4 oz., preshrunk 100% combed ringspun cotton; 24 singles; Ash is 99/1 combed ringspun cotton/poly; ; Heather Grey is 90/10 combed ringspun cotton/poly; Heather Dark Grey is 50/50; Features a TearAway label; seamed collar; Shoulder-to-shoulder tape; classic fit; Youth styles carry a TrackMyT® number in bottom hem traceable on TrackMyT.com; Oeko-Tex® Standard 100 Certified; double-needle neck, sleeve and bottom hem