Ariat® Tek Alpaca Performance Socks Navy/Red. Designed to provide ultimate comfort whilst ensuring your feet stay cool and dry without the added bulk of a traditional sock, the Ariat® Tek Alpaca Performance Socks are the ones to have this riding season. Made with super soft Alpaca wool which is naturally water repellent and provide moisture wicking properties, the Alpaca Performance Socks are designed to keep you comfortable no matter where you are. With hollow, smoother and finer fibres, the socks are thin without losing the properties of a thicker sock. With targeted padding for ultimate comfort, the Alpaca Socks are hypoallergenic, lanolin-free, odour resistant and offers an integrated arch support with a design for the right and left foot to ensure ultimate support and comfort. and left foot to ensure ultimate support and comfort.