TechNiche | Men | Tan Evaporative Cooling Ranger Cap | One Size

New with tags TechNiche evaporative cooling ranger cap from the Hammacher Schlemmer catalog featuring Hyperkewl technology and adjustable hook and loop back. Cap uses evaporation to keep your head up to 20º F cooler than outside air temperature. The hat is charged by submerging in cold water for at least two minutes, then wringing out the excess. The cap’s patented fabric inner liner retains the cool water where it vaporizes over five hours, the evaporation process naturally drawing heat away from your head, keeping you cool. Condition - Excellent. New with tags and never worn. No rips, holes, or stains. Size - One Size. 4 1/2" H x 7" W x 10" D. Color - Tan khaki Material - Outer 80% polyester 20% cotton. Lining 100% nylon with Hyperkewl polymer imbedded fabric 53% polymer 47% cellulose. See pictures for additional measurements and details. Open to offers. Questions welcome. Item stored in smoke free home. Ships same day or next business day. Thank you for checking out my closet!