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Racing. Fast. Light. The Darn Tough Womens RFL Thermolite Over-The-Calf is coveted for its minimalist construction. Whether you're a competitive skier or an enthusiast who doesn't like anything in your way, this sock offers plenty of warmth and a smooth streamlined boot fit. And as always, Darn Tough backs up its tough promise with an unconditional lifetime guarantee.
54% Nylon, 43% Thermolite Polyester, 3% Lycra Spandex