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.

The HyperKewl Evaporative Cooling Baseball Cap offers effective cooling for every sport or activity. The Classic baseball style Cap style makes this

HyperKewl 6595 Evaporative Cooling Mesh Baseball Cap with Hook and Loop Closure, Highly Durable, HperKewl Cooling Material, Hi-Viz Lime

HyperKewl Evaporative Cooling Ranger Hat - My Cooling Store

Hydro Cooling Sun Hat (Stay Cool Outside) - Inspire Uplift

Hydro Cooling Sun Hat

Hot Selling Arctic Hat Cooling Ice Sunscreen Hydro Cooling Bucket Hat With UV Protection Keeps You

Arctic Hat Sunscreen Cooling Hat - As Seen On TV Tech

Arctic Wide Brim Round Straw Fly Fishing Hat For Sun Protection And Cold Air Anti UV Sunscreen Cooling Hat From Bvkdx, $19.3

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

Keep Cool in Style with vented Body Cooling Safari hat in Khaki. Our water activated evaporative cooling hat has three cooling channels in the top of

Kerchiller Cool Gel Safari Hat - Khaki - Size Large

Stine Home + Yard : The Family You Can Build Around™

Arctic Air Evaporative Cooling Hat Beige One Size Fits Most

Techniche Products - The Warming Store

Combined UV Protection, Reflection, And Controlled Evaporative Cooling Technology, Combines 99% UV protection, 80 reflection of the sun's heat waves,

Polar Hydro Evaporative Cooling Hat With UV Reflective Protection Bucket Cap - Unisex - Brimmed Hat

Arctic Air Hat Evaporative Cooling Cap As Seen On Tv

Arctic Hat Evaporative Cooling Cap, Beige