CANIS innovation at its finest. These 3/4 length insulation pants fully zip on and zip off without having to take off your boots. Put them in your pack, as you settle in for a long glassing session, slide them on, and right back off before you head back down the mountain. They can also be worn as an extra insulation layer under your rain gear with no interference with your boots. Filled with treated down insulation, water resistant, and uber convenient.