Experience the best of nature & technology! Heavy boot sock with extra nylon reinforcement in the heel and toe. The warm, luxurious softness of alpaca is complemented by the easy care & breathability of cotton. Performance is enhanced with an innovative, moisture-wicking fiber made from recycled PET plastic bottles. It's engineered with an all-natural, built-in copper & silver based ion additive that creates a safe, permanent anti-microbial barrier to help fight odor. Undyed fiber is used when possible & varies from shade to shade.

Content: 42% Alpaca / 20% Cotton / 20% Recycled PET Polyester / 17% Nylon / 1% Spandex

Colors: Oat, Silver, Hickory (L to R in pic)

Sizes: Youth Small (YS), Youth Medium (YM), Youth Large (YL)

Care: For longest life, we recommend cold gentle wash (or hand wash) and air dry.

Why do socks and shoes have different sizing?..one of those weird garment industry things.... 
Please see our  to see the sock size for your shoe size.