100% Polyester. Fabric: Micro Mesh. Design: Textured. Neckline: Ribbed Collar, Round Neck, Taped, Top Stitched. Sleeve-Type: Short-Sleeved. Hem: Twin Needle Stitch. Fabric Technology: Cooltex Plus, Moisture Wicking. Self Fabric, Taped Shoulders, Tearaway Label, Twin Needle Sleeves. Fit: Regular. 140gsm. Sustainability: ACCORD, Amfori, BSCI, Oeko-Tex Made in Green, Oeko-Tex Standard 100 Certified, Oeko-Tex STep, REACH, Sedex, WRAP Certified. Ref: UTBC5310