Wonderful alpaca has the ability to be light, but warm, making it a quite rarified' choice for socks, not least because of the value of the silky, versatile wool, due to its relative scarcity and positive virtues. It is light, warm, water repelling and highly breathable, as well as one of the stronger wool fibres ideal for wearing with walking boots. Our SOCKSHOP of London Alpaca (09/13)