100% Organic Cotton. Fabric: Brushed. 5 Panel Design, 6 Row Stitching, Button at Top, Reinforced Front, Stiffened Peak, Stitched Ventilation Eyelets. Fastening: Adjustable Strap. Sustainability: ACCORD, Amfori, BSCI, Fair Wear Approved, PETA-Approved Vegan, REACH, Sustainable Materials. Ref: UTPC5846