Muck Boot, Artic Sport, 16.5", black, size 6. Full-bootie construction, 100% waterproof. Premium fleece and breathable lining plus supportive, contoured footbed. Full-perimeter rubber reinforcements offer added protection for a variety of climates, water and snow conditions. Extraordinarily light -weight, only 2 to 2. 5 lbs per boot, making it the ideal boot for all winter activities.