The Muck Boots Chore Series is the proven boot for many jobs, keeps warm, dry, comfortable and is built to handle the toughest job. 100% Waterproof Fully lined with 5mm neoprene for flexibility Breathable air mesh lining Easy to clean rubber overlay Durable, quick cleaning outsole Triple toe reinforcement Quadruple rubber heel reinforcement Steel shank for structural support bioDEWIX™ Dry antimicrobial footbed insert topcover NZYM™ for odour control and moisture management Reflective pull-tab for easy on and off Suitable for men and women Hard-wearing outsole designed for optimum use on firmer surfaces Estimated boot height 40.5cm/ 15.9" US Men's Sizing Muck Boots Chore High Insulated Waterproof Boots with Steel Shank