Baseball cap uses evaporation to keep you cool
This Evaporative Cooling Baseball Cap is an easy, cost-effective way to protect against the dangers of heat stress. Simply soak in water for 1–2 minutes. The unique polymer embedded fabric absorbs the water and provides cooling relief through evaporation. No cooling or ice packs are required. The hat remains active for 5–10 hours and can be reactivated simply by resoaking in water. Comfortable nylon outer with polymer embedded fabric inner. Baseball hat is khaki with black trim sandwiched between the top and bottom of the brim. Adjustable hook-and-loop closure provides a personalized fit. Imported. One size fits most.
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2016 Master Catalog: Page 75