When the forecast calls for persistent cold temperatures and your hunt demands varying levels of activity, the First Lite Men's Kiln Base Layer Pant is there for the long haul. Lofted 250gsm Midweight Merino-X provides sustained but balanced warmth all day, no matter if you're stationary or climbing mountains. The 17.5 micron merino wool remains soft and comfortable next to skin while ventilating, fighting back odor, and staying silent. If there is one piece you should have for mid and late-season hunts, it's the Kiln 250 Long Johns. FeaturesKiln 250 gsm Merino-X construction17.5 micron, ultrafine merino woolWarm lofted interlock knit Jacquard waist band and functional flyOdor resistant and silentNext-to-skin fit and flatlock seams for maximum comfort and supportExclusive 37.5 Active Particle Technology that exhausts moisture and helps maintain optimal core body temperatureTrue to Size: purchase your normal size to wear over or under other layersMachine wash, line dry