92% Polyester, 8% Elastane. 245gsm. 3 Layer Sweatband, 6 Panel Design, Button at Top, Pre-Curved Peak. Fabric Technology: Breathable, Moisture Wicking, Ventilated. Fastening: Snapback. Sustainability: Amfori, BSCI, REACH, Sedex, WRAP Certified. Seamless.