Rocky Men's Core Rubber 16" Insulated Waterproof Hunting Boots - When it comes to hunting boots there are a few core concepts, one of those of course being the rubber boot. Removable PU cushion footbed 5mm neoprene for warmth 16in height 1in heel height Shaft height and circumference may vary by size 19in calf circumference Vulcanized rubber outsole with self-cleaning tread design Waterproof 2177.2g