IFR FR Cooling Hard Hat Liner Color:Royal Blue Heavyweight Durafibre™ microfibre palm with

Heavyweight Durafibre™ microfibre palm with D3O® aero foam padded palm patches for added protection

Cutshield™ P-aramid/steel/polyester liner for superior protection

Regular fit in seat and thigh

3 Waterproof/Breathable

Embroidered eyelets at top of hat

IFR FR Cooling Hard Hat Liner Color:Royal Blue Heavyweight Durafibre™ microfibre palm withWhen soaked in water, the polymer crystals expand, and turn into a crystalline gel. The fabric absorbs water from the polymer, allowing the water to slowly evaporate for a cooling effect. The band stays cool and moist for hours due to the polymers water retaining properties and the slow evaporation rate. 1K 3K Microns water absorbing, non toxic polymer crystals Quick activation process when soaked in cold water Provides cooling relief from heat stress