RefrigiWear Naturally warm and moisture wicking, these socks are also extra durable. Tough days are no match for this level of comfort and protection. Iron-Tuff® Socks give you the support and warmth you need when spending your days in freezing temps. Warm. Tough. Iconic. The Iron-Tuff® Collection has been proven in the cold for over 65 years. From the Alaska Pipeline to every step of getting food to our tables, Iron-Tuff® has been there. Extreme durability, legendary warmth – it’s the original way to Master the Cold®. 41% Merino wool / 35% Acrylic / 23% Nylon / 1% Lycra Welted top keeps socks fitting snug Nylon reinforcements in heel, toe and under foot RefrigiWear Iron-Tuff® Socks Gray L/XL

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