Looking to add warmth to your outdoor activity? The women’s Fieldsheer powered by Mobile Warming Technology Bluetooth®-enabled Ion heated baselayer pant offers light-weight performance and an integrated Far-Infrared heating system. The Ion pant is a next-generation baselayer that delivers 7.4-volts of instant heat for hours through our exclusive Bluetooth®-enabled integrated touch control button. Use the free MW Connect™ app to adjust temperature or check battery levels. Choose from 4 heat settings to keep you warm and comfortable for hours. The Ion Heated Pant offers the friction-free comfort of chafe-free seams, a plush waistband, and stretch panels conform to your body and allow for maximum body movement.