100% Recycled Polyester. Fabric: Mesh, Micro Pique, Tight Knit. Design: Plain. Neckline: Crew Neck, Self Fabric. Hem: Narrow. Sleeve-Type: Set-in, Short-Sleeved. Fabric Technology: Breathable. Double Stitched Hem, Side Seams, Taped Neck, Tearaway Label, Topstitched, Twin Needle Neck, Twin Needle Sleeves. Fit: Regular. 140gsm. Sustainability: Amfori, BCI Approved, BSCI, GRS Certified, Oeko-Tex Standard 100 Certified, Sedex, WRAP Certified. Ref: UTAB631