Panegy Men's Washed Cotton Military Army Hat Adjustable Cadet Cap 100% Cotton Imported Hook and Loop closure Classic military style cotton twill flap top radar hat, breathable and lightweight to wear Pre curved visor for increasing visibility while maintaining protection from the sun Breathable brass mesh eyelets on two side, casual everyday cadet cap 3CM widening sweatband for excellent ventilation and comfort,effectively help to perspire. Adjustable Closure, one size(21.7-23.6 inches) fits most