100% Recycled Polyester. Design: Contrast Stitching. 6 Panel Design, Button at Top, Pre-Curved Peak, Stitched Ventilation Eyelets, Tearaway Label, Ultra-Soft Sweatband. Fabric Technology: Moisture Wicking. Fastening: Self Fabric Strap, Tri-Glide Buckle. Sustainability: Amfori, BSCI, GRS Certified, REACH. Ref: UTPC8149