Fox River Mammoth Sock - $9.72

Fox River's Mammoth Sock uses Thermolite insulating fabric to keep your foot and lower leg warm and comfortable in your ski or snowboard boot. Memory-knit construction, a bit of spandex, and a contoured rib top hold the sock in place and eliminate sock sag. Reinforced toe and heel fabric add extra comfort and durability to the life of your sock. - $9.72

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