The lightweight, 6-inch alpaca crew sock is perfect for everyday work, hiking, and biking. They keep your feet dry and comfortable. The reinforced heel and toe with arch support is excellent for running. Alpaca wicks moisture away from your foot so well that the sock is practically waterproof. Alpaca provides thermal regulation to your foot- not too warm in the winter and cool in the warmer months. The infused silver technology means no odor or sweaty feet and it helps to prevent athlete’s feet. Pink, Sage and Brown colors are available. Sizes small (pink), medium through xl. Made in the USA.