ergodyne® Chill-Its 6715 Hard Hat Cooling Pad - Polymers, 7 x 6.5, Blue

The hard hat cooling pad straps into hard hats to deliver four hours of cooling relief. The low-profile and lightweight liner pad features cooling acrylic polymers for instant cooling without bulk or slime, making it comfortable to wear under hard hats. This hard hat liner fits most hard hats and safety helmets, easily and securely attaching to the suspension with two hook and loop straps.