The Muck Xplorer Men's Outdoor Ankle Boot is built for rugged outdoor performance with a 100% waterproof design, breathable mesh lining, and a 3mm neoprene bootie to keep feet comfortable in changing conditions. The MAXFIT CORE BioLite footbed delivers lightweight cushioning and support, while the self-cleaning rubber outsole with 4mm lugs provides dependable traction on uneven terrain. BioDEWIX Dry with NZYM technology helps control odor for lasting freshness during long days outdoors.