Muck Boot Woody Grit Rubber Men's Work/Hunting Boot Synthetic Rubber sole Shaft measures approximately 15" from arch 5 mm neoprene provides comfort and flexibility, along with excellent waterproofing, shock absorption and heat retention properties; adjusts to the shape of your feet to resist blisters and chafing Stretch-fit Comfort Topline snugs calf to seal in warmth while keeping cold and debris out; protective rubber exterior provides for puncture resistance, additional waterproofing, and extra toughness Lightweight and breathable mesh lining keeps feet well ventilated for long-wearing dryness; comfort rated from subfreezing to 65 F/18 C Rubber cup outsole with aggressive tread pattern for improved traction on wet surfaces High-grade rubber exterior provides extra toughness and makes for a 100% waterproof hunting boot; soft toe; rear pull loop for easy on/off