Darn Tough

Darn Tough RFL OTC Ultra-Light Mens Ski Socks

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Size Chart

Racing. Fast. Light. The Darn Tough RFL is coveted for its minimalist construction. Whether you're a competitive skier or an enthusiast who doesn't like anything in your way, the Darn Tough RFL provides plenty of warmth and a smooth streamlined boot fit. This sock just disappears when you put it on. Mesh panels improve breathability and lighten the sock. Reinforced high-wear zones are built for 100-day seasons plural. And as always, Darn Tough backs up its tough promise with an unconditional lifetime guarantee.


  • Cushion: No Cushion
  • Weight: Ultra-Light - Darn Tough's lightest sock for a lighter than air feel
  • Height: Over-The-Calf - Covers the calf, sits below the knee
  • Fine Gauge Knitting
  • Moisture Wicking
  • Regulates Temperature
  • Made in the USA
  • Lifetime Guarantee


55% Merino Wool, 42% Nylon, 3% Lycra Spandex

Sock Height

Knee-High Height Sock

Sock Cushion

No Cushion Sock