Enjoy the same durability found in RedHeads original Lifetime Guarantee socks in a lighter-weight design thats great for hiking or everyday wear. The Mens Lifetime Guarantee Midweight Wool Crew 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, 22% nylon, 4% polyester and 1% spandex. Made in USA and Imported. Sizes:S(1-4), M(5-9), L(9-12), XL(12-15). Color: Khaki/Brown. p.p1 {margin: 0.0px 0.0px 0.0px 0.0px; font: 12.0px Helvetica} span.s1 {font-kerning: none}