96% Recycled Polyamide, 4% Elastane. Design: Contrast Detail, Plain. 5 Panel Design, Button at Top, Coolmax Sweatband, Mid Profile, Pre-Curved Peak, Semi-Structured Front Panels, Stitched Ventilation Eyelets, Tearaway Label. Fastening: Snapback. Sustainability: Amfori, BSCI, REACH.