MILITARY-STYLE PERFORMANCE HAT Built from the ground up after two years of relentless testing with our proprietary ToughDry® fabric. GORUCK Performance Tac Hat is proven in every environment imaginable for toughness and performance. Sweat-wicking, lightweight material to keep your head cool and protected from the sun Streamlined sweatband provides comfort without retaining moisture 2x3 inch patch-friendly VELCRO® on the front Curved brim The top button: we removed it because it serves no purpose and it hurts when you wear Peltors or other hearing protection Subtle embroidered spearhead on the side panel Sizing: Medium: 6 7/8 - 7 1/4. Sizing: Large: 7 1/4 - 7 5/8 3.5" adjustable VELCRO® closure Six (6) panel construction ToughDry®: Built to last and dries really fast. It's lightweight and can practically fold down to the size of a 12oz can of Budweiser. Materials: 94% nylon, 6% Spandex Weight: Light 125 GSM/Midweight 187 GSM Care Instructions: Machine wash cold, only non-chlorine bleach when needed, hang dry.