Stay warm, dry, and in control-no matter where the cold takes you. The Merino Heated Baselayer Pants deliver lightweight comfort with powerful Mobile WarmingA(R) Technology, featuring multi-zone heating elements and 4 heat settings controlled via BluetoothA(R) or directly through the integrated touch button. Made from naturally insulating, breathable Merino wool, these base layers are ideal under ski gear, hunting apparel, or everyday cold-weather wear. A cuffed waist and ankles ensure a secure fit, while the slim profile makes them easy to layer.