Muck Arctic Sport™ Extreme-Conditions Sport Boot

The Arctic Sport™ is warm enough for the coldest outdoor days, durable enough for the most rugged conditions.
Breathable Airmesh™ lining
Stretch-fit topline binding snugs calf to keep warmth in and cold out
MS-1 Outsole is rugged, aggressive and durable for maximum protection and stability
Added toe protection with a wrap-up bumper
2mm thermal foam underlay added to the instep area for additional warmth
EVA molded midsole with contoured footbed
Reinforced toe
Double reinforcements on the instep, heel and achilles area
CR flex-foam bootie with four-way stretch nylon, 100% waterproof, lightweight, flexible and buoyant
Comfort range of -40° F to 60° F
Men’s sizes 5-15