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The fireman's cooling vest is used to reduce the temperature of the firefighter's body surface during firefighting operations. The body protection vest that reduces heat should be composed of the vest body and the cold storage cooling belt.

The firefighter cooling vest utilizes the "cold storage" performance of the large specific heat functional polymer material to absorb the heat generated by the firefighter's human body and the radiation grip of the external environment, reducing the firefighters wearing special protective clothing and wearing the corresponding equipment for long-term fire fighting operations. Physiological heat should be clear.