50% Cotton, 50% Polyester. Fabric: Heather, Pre-Shrunk. Design: Plain. Neckline: Crew Neck. Sleeve-Type: Short-Sleeved. Hem: Twin Needle Stitch. Cuff: Twin Needle Stitch. Seamless, Taped Neck, Taped Shoulders, Tearaway Label, Tubular, Twin Needle Collar. 203gsm. Sustainability: Better Cotton Initiative, Fair Labor Association, Oeko-Tex Standard 100 Certified, REACH, SAC Approved, Sedex, US Cotton Trust Protocol, WRAP Certified. Ref: UTPC6625