Used pants in good condition. From a few years ago (not exactly sure when). Very warm and great under shells or on their own. An insulated backcountry pant that's lightweight and highly compressible, the Compressor Pant is complete with Thermal.Q Elite insulation to banish the cold and moisture. And for extra durability in high abrasion zones, it's reinforced in the seat and knees. Features of Mountain Hardwear Compressor Pant - Men's Center Back Length: 32 Uses: Alpine Climbing, Rock Climbing Thermal.Q Elite mimics the structure of down to create the highest warmth-to-weight ratio available in synthetic insulation Adjustable elastic waist with attached webbing belt Reinforced seat and knees protect against abrasion Full side-zippered legs for ventilation and quick changes Insulation is bluesign approved. Thermal.Q Elite 80 g/m 1 lb. 2 oz. / 505 g. Men’s small. Would also probably fit a women’s medium well.