Phase change cooling crown head coolers apparel is specifically designed to provide comfort and heat stress protection. Our Phase change cooling crown cooler deliver a constant temperature for up to 3 hours. Non-toxic, non-flammable constant temperature cooling systems. The cooling performance is not impacted by humidity or outside temperature. The Phase change cooling pack may be re-used over and over again by simply submersing it in a fridge or ice water. Features are Comes with one phase change pack, Delivers a constant temperature for up to 3 hours,Non-toxic, non-flammable constant temperature cooling systems, Cooling not impacted by humidity or outside temperature, Phase change cooling packs may be re-used over and over again, Recharge Phase change cooling packs with refrigeration or ice water. Use this Phase change cooling crown cooler inside hats and helmets to help keep your head cool on hot days.This Phase change cooling crown cooler can easily fit into helmets, caps, and hats to provide soothing cool comfort anywhere. Hook and loop tabs securely attach to hard hats.

Comes with one phase change pack, Delivers a constant temperature for up to 3 hours.

Non-toxic, non-flammable constant temperature cooling systems, Cooling not impacted by humidity or outside temperature.

Hook and loop tabs securely attach to hard hats and helmets.

Recharge Phase change cooling packs with refrigeration or ice water.

Use this Phase change cooling crown cooler inside hats and helmets to help keep your head cool.