100% Waterproof Fully lined with 5mm neoprene for flexibility Breathable air mesh lining bioDEWIX™ Dry antimicrobial footbed insert topcover NZYM™ for odour control and moisture management Aggressive waffle outsole for grip Reinforced Achilles support Mid-height with pull-tab for easy on and off Hard-wearing outsole designed for optimum use on mixed terrain Estimated boot height 30.5cm/12" Estimated max calf circumference 43.2cm/17" Estimated footbed width 9.1cm/3.6" Measurements based on a size 8, variations may occur across sizes Half sizes order up Muck Boots Edgewater Classic Short Boots