These lightweight, premium-quality performance socks are constructed to deliver superior durability. Arch support reduces foot fatigue while a touch of stretch helps keep them firmly in place. Lightweight Merino Wool Blend Steel Toe Work Sock Product Features : Comfortable seamless toeUltra durable construction for long wearReinforced zones for added durabilityArch support to reduce foot fatigueLYCRA® Spandex helps prevent sock from falling down Lightweight Merino Wool Blend Steel Toe Work Socks in Grey, Size: Medium by Ariat