LaCrosse Men&rsquo;s AeroHead 18&rdquo; 3.5mm Hunting Boot 100% PU/ Neoprene Imported Rubber sole Shaft measures approximately 17" from arch Waterproof tall boot with camo-print shaft featuring adjustable back gusset with strap and traction outsole AeroForm technology for flexibility and insulation Injected PU cushioned midsole Integrated shanks for support and stability