The Evaporative Cooling Hat

Available only from Hammacher Schlemmer, this is the hat that uses evaporation to keep your head up to 30 F cooler than outside air temperature.

As Seen On TV Arctic Hat Evaporative Cooling Hat with UV Protection Keep You 20 Degree F Cooler, Adult Unisex, Size: One Size

Arctic Air Hat Evaporative Cooling Cap As Seen on TV

Evaporative Cooling Hat - Hammacher Schlemmer

NWT MENS Urban Pipeline Boonie UPF 40+ Quick dry BEIGE BUCKET HAT SIZE S/M

Techniche HyperKewl Cooling Ranger Hat 5-10 hours of cooling relief per soaking. Quilted 100% cotton outer with HyperKewl fabric inner. Water repellent nylon liner.

Techniche Evaporative Cooling Ranger Hat

Available only from Hammacher Schlemmer, this is the hat that uses evaporation to keep your head up to 30 F cooler than outside air temperature.

The Evaporative Cooling Hat

Hydro Cooling Sun Hat

Hydro Cooling Sun Hat

Anti-UV Sunstroke-Prevented Cooling Hat - Get 75% Discount – Wowelo

Arctic Hat As Seen On TV

Chill-Its 6710CT Evap. Cooling Triangle Hat - Hydration Depot