Chill-Its 6710CT Evaporative Cooling Triangle Hats w/ Cooling Towel, Solid Blue

Features: Advanced PVA material keeps you cool without the bulk | Activates easily and quickly when run under water for one minute | Re-usable: just soak in water to re-activate | Super-evaporative cooling process helps keep you cool | Lightweight and low profile; perfect for under hard hats | Tie closure | Patented design