Dark Heather, Graphite Heather, Neon Blue, Neon Green, Safety Green, S. Orange and Safety Pink are 50/50 cotton/polyester. Sport Grey is 90/10 cotton/polyester. Ash is 99/1 cotton/polyester. Double-needle stitched neckline. Quarter-turned. Seamless three-quarter inch collar. Shoulder-to-shoulder taping. Tearaway label. CPSIA Tracking Label Compliant.