Adjustable Brim: Wire-reinforced for custom shaping Velcro IR Unit Covers: Three for customization Vegetation Loops: Blend in with your surroundings Head Circumference Adjustment: Paracord with adjuster Ventilation: Mesh openings for air circulation Internal Storage: Mesh pocket for small items KEEP COOL AND COMFORTABLE. Mesh vents at the front and back let air flow freely, keeping your head cool. MOLD THE BRIM TO FIT YOUR HEAD. With wires on both sides, you can shape the brim to your liking. ADJUST THE CIRCUMFERENCE EASILY. A paracord and adjuster at the back let you change the hat's size. NEED A POCKET? We've got you covered with a small, flat object-friendly mesh pocket inside. ATTACH UNIT PATCHES AND ADD VEGETATION. Velcro covers let you attach patches, and loops let you blend in with your surroundings.