60% Cotton, 40% Polyester. Design: Retro. 6 Panel Design, Authentic Sticker, Mesh Panels, Mid Profile, Pre-Curved Peak, Stitched Ventilation Eyelets, Structured Front Panel. Fastening: Adjustable, Snapback. Sustainability: Amfori, BSCI, Ethical Trading Initiative, REACH, Sedex, WRAP Certified. Ref: UTPC3701