The 10-inch Elk Tracker XD waterproof leather and insulated boot is hardened for the toughest hunts and fully equipped to withstand the most demanding conditions. UltraDry(TM) waterproofing ensures dry, long-lasting comfort. PrimaLoft insulation offers 400 grams of cold weather protection. The CuShin(TM) comfort tongue reduces pressure on the shin, and a stretch collar reduces break-in bite on the calf. Lace-to-toe fit helps prevent discomfort when descending steep terrain. A leather gusset overlay keeps debris out of the boot. The VibramA(R) Bulls-EyeA(R) Air Bob Aggressive outsole made with Megagrip compound is highly durable and offers great underfoot comfort. The tread pattern releases dirt and mud for excellent traction.