Heat Holders Women's Arden Ribbed Knit Roll Up Hat with Pom Pom (Grey) Color:Black 5 mm bootie: 2

5 mm bootie: 2

The main difference is that evaporative cooling products are activated in water and use the evaporation process to provide cooling

Not a problem

so they don't work in high humidity

Heat Holders Women's Arden Ribbed Knit Roll Up Hat with Pom Pom (Grey) Color:Black 5 mm bootie: 2Heat Holders Women's Arden thermal hats are created with our high performance thermal yarn and HeatWeaver insulation lining to maximize the amount of warm air held close to your body. Enjoy the knitted pom pom! Size: Approximately 8. 25" High, 9. 25" WideFeatures: Black, Cream Outer: 100% Acrylic; Navy Outer: 54% polyester, 46% acrylic; All Colors Lining: 100% polyester; Fur like HeatWeaver plush lining; Advanced insulating yarn; Ribbed, roll up