These bandana/headbands provide cool comfort 24 to 48 hours when activated in cold water. Chill-Its® Body Technologies help workers stay cool, fight fatigue, and increase productivity. Ideal for construction, landscaping, foundries, mining, welders, factories, farming, road crews, boiler rooms, food service, warehouse & delivery, commercial laundry applications, and anywhere heat slows you down! • Evaporative cooling process keeps you cool all day, reduces the effects of heat stress, and fights fatigue. • Lightweight, comfortable cotton construction provides all day comfort • Super absorbent acrylic polymer activates easily and quickly when soaked in cold water 10-15 min. • Remains hydrated, providing cool comfort for 24 to 48 hours. • Reusable, just resoak. • Tie closure for personal fit. • Sizes: One size fits all. • Colors/Prints: Red Western, Navy Western, Solid Blue, Stars & Stripes, Camo, Canadian Flag, Mexican Flag