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The Darn Tough 1403 is the gold standard for hikers who demand gear that outlasts the trail. Built with a high-density knit of premium Merino wool, this midweight boot sock offers the perfect balance of "set it and forget it" comfort and a durability that stands up to years of abuse. Backed by an unconditional lifetime guarantee, these are the last hiking socks you’ll ever need to buy.
Technical Specifications
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Unconditional Lifetime Guarantee: If you ever wear a hole in them, Darn Tough replaces them—no strings, no conditions, for life.
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Performance Fit: No slipping, no bunching, and no blisters. These socks stay exactly where you put them, whether you're navigating the granite slabs of McIntosh Run or a long terminal walk at the airport.
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True Seamless™ Toe: An undetectable, fused seam eliminates irritation in the toe box for an ultra-smooth feel in any boot.
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Midweight Cushioning: Features high-density terry loops underfoot and around the ankle to absorb impact and protect against boot lace pressure during high-mileage days.
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Technical Merino Blend: Naturally thermoregulating and antimicrobial, the 64% Merino Wool blend wicks moisture and fights odor, keeping your feet dry even in the heavy humidity and salt spray of the Atlantic coast.
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Fine Gauge Knitting: Still made using a high-stitch count for unprecedented durability and a refined, low-bulk fit.
