PIP Boss Therm Heated Baselayer Vest 300-HV100 MANHOLE PUMPS AND ACCESSORIES NRR is calculated by unprotected

NRR is calculated by unprotected ear dB levels minus protected ear decibel levels minus 3 dB

Reflects up to 95 percent radiant heat

comfort padding

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PIP Boss Therm Heated Baselayer Vest 300-HV100 MANHOLE PUMPS AND ACCESSORIES NRR is calculated by unprotectedPIP Boss Therm Heated Baselayer Vest includes two way locking Velcro straps, easy to adjust for a secure, unrestricted fit for any body type. Utilizing innovative flexible heating panels built into the chest and back, with three available heat settings that provide long lasting, reliable warmth at the press of a button. This active fit ones size fits all vest is designed to warm and maintain core body temperature, the breathable soft shell material