This hat is structured with a classic fit, flat brim, and full buckram. The adjustable snap closure makes it a comfortable, one-size-fits-most hat. • 80% acrylic, 20% wool • Green Camo is 60% cotton, 40% polyester • Structured, 6-panel, high-profile • 6 embroidered eyelets • Plastic snap closure • Green undervisor • Head circumference: 21⅝″–23⅝″ (54.9 cm–60 cm)