The Dahlia - featured in this fresh design, is a symbol of commitment that lasts forever. Coincidence? Maybe not. Material 61% Merino Wool 37% Nylon 2% Lycra® Spandex Length Crew Sock Height: A classic, versatile height that hugs the calf. A sock drawer staple. Details Performance Fit: No slipping, no bunching, and no blisters. Fine Gauge Knitting: Unprecedented durability and their 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. Weight Light: Built light, darn comfy and super strong - substantial construction for a lightweight, sure fit.