ROCKY 7758 Insulated Hunting Winter Snow Duck BOOTS Men。Rocky Brown Leather Insulated Hunting Winter Duck Boots (Steel Shank) - Men\'s Size 10 Durable and waterproof. Ideal for rain and snow. Mid calf fit. Pre-owned and in great condition. Some salt marks on the outer leather & slightly worn lace on one boot, but otherwise great condition. 200g Thinsulate insulation Genuine leather outer Waterproof Comfort rating: to -50°F (high activity), 40°F - 0°F (low activity) i.e., still hunting, tree stand, snowmobiling, ice fishing, etc. Steel shank Style #7758 Production: July 2001