- The Darn Tough® Vermont RFL Thermolite OTC Ultra-Lightweight has premier RFL next-to-skin fit and feel. It's knit from lightweight synthetic THERMOLITE® for enhanced boot connection, breathability and Darn Tough durability.
- Performance Fit: No slipping, no bunching, and no blisters.
- Fine Gauge Knitting: Unprecedented durability and our unique "put it on, forget it's on" feel.
- Fast Action Wicking: Pulls moisture away from skin. Fast drying.
- All Weather Performance: Cool in the summer, warm in the winter.
- Naturally odor-resistant fabric keeps you feeling fresh all day by repelling unwanted microorganisms.
- Guaranteed For Life: No strings. No conditions. For life.
- Merino Wool: The ultimate fiber for breathability and comfort in all conditions.
- True Seamless™: Undetectable seam fusion for an ultra smooth, invisible feel.
- 52% nylon, 43% polyester, 5% spandex.
- Machine wash, tumble dry.
- Made in the USA.
- SKU 9551890
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