These Edgewater II boots from Muck Boots offer a uniquely comfortable fit around the calf thanks to their unusual angled topline. On top of that your feet are given additional protection thanks to the extended rubber upper and a breathable airmesh lining gives your feet some airflow that will help if you\'re on your feet for a long time. A great option for a well-designed and well-constructed wellington boot., 5mm CR Flex-Foam., Breathable Airmesh Lining., Extended Rubber Coverage., Angled Topline., Achilles Reinforcement.