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. Wool Crew Work Sock Product Features : Ethically-sourced Merino wool blendComfortable seamless toeArch support to reduce foot fatigueReinforced zones for durabilityLycra® Elastane blend for comfort throughout the dayDouble welt top for a comfortable, stay-up fit Women's Wool Crew Work Sock in Oatmeal, Size: Large Regular by Ariat