BLOCK OUT THE COLD:Brave the coldest of weather with our extra-heavyweight over-the-calf bootsocks. With a fully thermalined construction, these warm socks for men are a recipe for toasty comfort.80% acrylic, 10% cotton, 9% stretch nylon, 1% spandex. LUXURIOUSLY SOFT & CUSHIONY:Your feet are in for some serious TLC. You’ll love the feel ofthe exceptionally soft & cushioned material that absorbs shocks all day long.Add in the smooth, flat toeseam and every step transforms into a treat. YOUR FEET STAY DRY:Experience the power of our exclusive Wick Dry technology. It removesmoisture build-up and keeps feet dry, reducing hot spots and the friction that causes blisters. Plus, softcotton knit on the outside enhances moisture absorption. DURABILITY IS IN OUR DNA: A testament to the legendary Fox River ruggedness. The heel and toeare reinforced with nylon to withstand constant wear and washing, while aflat toe closuretechniquestretches every way you do without unraveling.