Blue Demon Arc Chill Beanie, Washable, Reusable Cooling Beanie, Can Be Worn Underneath Welding Helmet, 15-20 Degrees Cooler Than Ambient Air, No Refrigeration Required, Large Blue
- Even in high temperatures, keeping beanie wet provides all day cooling
- No refrigeration is ever needed, cooling lasts for hours
- Shake or wave to activate. When finished, fold and place into the ziplock bag for next use
- Fits hat size 8 - 8+, 25"-28"
