HyperKewl Cooling Boonie Cap – Military 

  • Product Features:

    • Classic hat for many uses; provides 5-10 hours of cooling relief
    • Comfortable, quilted nylon/cotton outer, w/ HyperKewl™ fabric inner and water repellent nylon liner, and fastener
    • Sizes: S/M, L/XL, 2XL/3XL
    • Colors: Army ACU Digital, Marine Desert Digital,

  • Hyperkewl™ – Evaporative Cooling Apparel
    The multi-layered Hyperkewl fabric creates an advanced water management system by absorbing water and slowly releasing it through a process of evaporation, keep you cool for up to 5 hours. The inner layer is made of a water-proof nylon liner to ensure you not only stay cool and comfortable, but dry also.

    how to use




    To use:

    1) simply submerge the product in water for 1-2 minutes;
    2) gently squeeze out any excess water;
    3) dry off the inside of the vest so you’ll stay dry,
    4) wear


    Let the advanced cooling management system work its magic; keeping you 6-12ºC cooler for 3-5 hours. When the cooling effect starts to lessen all you need to do is follow these steps again to reactivate the product





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