A lightweight, water repellent cutting edge design, the Shefford vest with power bank delivers technology innovative comfort and warmth like nothing else. The included UL listed Cycle 6000 mAh power bank (7121-62) controls the temperature of the vest by powering interior heat panels at the chest and back, providing up to 2.5 hours of warmth at the max setting. There are 3 temp control settings that can be easily controlled at the touch of a button.

Blue= low (100* F)

White= medium (113*F)

Red= high (131*F)

There is also a women's option. The women's version has shaped seams and a tapered waist for a flattering fit.