These will change the way you think about work socks. Engineered to outlast and outperform most other work socks, even if you wear steel-toed boots. Theyre a strategic blend of 40% olefin, 35% cotton and 25% stretch nylon with reinforcement from the tops of the heels through the bottoms and over the toes. The innovative combination of moisture-wicking fibers with soft, natural cotton delivers top-notch performance and comfort. One package contains two pair. Machine washable. Made in USA. Ht: 11. Sizes: M(6-8), L(9-12), XL(13-15). Color: White/Gray. Type: Socks.