Darn Tough - Women's Pacer Micro Crew Ultra-Lightweight with Cushion. Experience ultimate comfort and performance with the Darn Tough Women's Pacer Micro Crew Ultra-Lightweight with Cushion socks. Designed for running, hiking, and everyday wear, these socks feature ultra-light cushioning for added comfort. The micro crew height sits just above the top of a standard hiking boot, providing a snug fit without bulk.. The advanced True Seamless technology ensures a smooth feel, while the merino wool composition (48% nylon, 48% merino wool, 4% Lycra spandex) offers excellent moisture-wicking and temperature regulation. Keep your feet dry, cool in the summer, and warm in the winter.. Crafted with a fast-drying, breathable fabric, these socks are built to last and resist odor, making them perfect for active lifestyles. Plus, they are guaranteed for life – if they wear out, Darn Tough will replace them with no conditions.. Extra Product Details. Material: 48% Nylon, 48% Merino Wool, 4% Lycra Spandex. Size: M ( 5-7), L (7.5-9)Height: Micro Crew. Features: True Seamless construction, fast-drying, moisture-wicking, odor-resistant. Care: Machine washable. Made in the USA: Knit in Vermont. Guarantee: Lifetime replacement if worn or torn