The Arctic Adventure winter boot is a welly with a difference. Designed to keep even the most experienced explorer's feet warm in extreme temperatures. These cosy fleece-lined wellingtons have the signature Muck Boot neoprene stretch-fit; keeping warm air in and cold air out whilst helping the boot stay snug to your calves. The lightweight EVA midsole and rubber outsole are a perfect combination of comfort and traction. 100% Waterproof Fully lined with 4mm neoprene for flexibility Fleece li