Enjoy the same durability found in RedHeads original Lifetime Guarantee socks in a lightweight design thats great for hiking or everyday wear. The RedHead Mens Lifetime Guarantee Lightweight Wool Quarter Socks feature a fine-grade, itch-free merino-wool blend that creates a dense layer for ideal moisture management. If ever they wear out, just return them for a FREE replacement. This performance blend also provides wools natural cushioning, chafe-free feel. Double-reinforcement in all stress zones for exceptional durability. Reinforced bottoms, seamless toes, arch support and air channels. Machine wash. 73% merino wool, 20% nylon, 6% polyester and 1% spandex.Made in USA and Imported. Sizes: S(1-4), M(5-9), L(9-12), XL(12-15). Color: Grey.