The Survivor Alpaca Sock is a mid-weight crew height sock. Made in the USA from fiber pooled from alpaca farms all over the USA. Lightweight - Micro Cushion - Crew Hiker The Survival Sock is a mid-weight, terry loop-lined sock engineered for diverse outdoor conditions and activities. It combines plush alpaca terry loops with a tough nylon outer layer for durability. Featuring a reinforced arch band and ribbed knit ankle support, it delivers consistent fit and stability. This warm, comfortable sock is a top-selling model nationwide, valued for its hypoallergenic, undyed fibers and natural odor resistance. This product is a result of YOUR alpaca fiber contributed to the Choice Alpaca Products FiberCall Program. We buy alpaca fiber, pay you with wholesale store shopping credit and use the fiber to make many products in partnership with numerous USA alpaca fiber mills. The FiberCall supports American alpaca farms and produces excellent quality useful alpaca items for the public as part of the American Choice Alpaca line of alpaca products. Contents: 78% U.S. Alpaca, 20% Nylon, and 2% Lycra. Care Instructions: Machine Wash and Dry, See Label Suggested Retail: $31.95