100% Heavy Brushed Cotton. Fabric: Drill. Design: Plain. 6 Panel Design, 8 Row Stitching, Button at Top, Pre-Curved Peak, Stitched Ventilation Eyelets. Fastening: Self Fabric Strap, Tri-Glide Buckle. Sustainability: REACH, SAI Certified. Beechfield Men's Pro-Style Heavy Brushed Cotton Baseball Cap in Navy