Sperry Men。Sperry Cold Bay Thiunsulate Chukka Duck Boots Mens 7 Brown Lace Up Rubber Shoes Men\'s Cold Bay Thinsulate Chukka Duck Boots SPERRY Size: 7 Solid Brown Color Lace Up Closure Rounded Toe Fleece Lining Rubber Soles Waterproof Timeless & Versatile Mens Sperry Cold Bay Chukka Duck Boots in a size 7. The all-in-one, everyday chukka is made with weather-ready technology. It has water resistance, dependable traction and toasty yet lightweight insulation, fleece-lined insulation with 200g Thinsulate for added warmth. A waterproof, rubber shell and a non-marking rubber lug outsole with molded Wave-Siping provides no-slip traction. Fast Same Day Shipping! ST