Cool. Collected. Ready to roll. Our Vertex Ultra-Light Cushion has the sleek feel of a super stripped down, lightweight running sock still delivers cushioning just along the bottom of the foot. Coolmax® yarns deliver comfort when the mercury climbs.

• 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 Antimicrobial: Repels bacteria and odor.
• 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.

Darn Tough Light Sock Specs

Sock Fibers:

51% Coolmax Polyester
46% Nylon
3% Lycra® Spandex