With full side zips, the Sitka Big Game Open Country Kelvin Lite Pant delivers instant warmth to your lower limbs without removing your boots. 80 g/m2 of Primaloft® Hi Loft Silver provides enough insulation to extend late-season glassing sessions and add comfort around camp. Features of the Big Game Open Country Kelvin Lite Pant Reinforced Knees and Seat Full Side Zips Built-In Belt 80 g/m2 PrimaLoft® Hi Loft Silver Insulation, 20-Denier Ripstop Sitka Kelvin Lite Pant Optifade Open Country Extra Large Tall|30031-OB-XLT