100% Polyester. Fabric: Birds Eye, Mesh, Polyester, Stretch. Design: Plain. Neckline: Crew Neck, Self Fabric, Single-needle Topstitch. Hem: Flat Locked Seams. Sleeve-Type: Raglan, Short-Sleeved. Fabric Technology: Active-Dry, Breathable. Contrast Neck Tape, Easy-Care, Flat Locked Seams, Moisture Wicking, Side Seams, Twin Needle Stitching. Fit: Regular. 140gsm. Sustainability: Amfori, BSCI, Oeko-Tex Standard 100 Certified. XS: 20 in. S: 24 in. M: 26 in. L: 28 in. XL: 32 in. Ref: UTAB349