A very practical sock in a durable mix of bamboo and nylon, for a slightly thicker mid weight feel, still highly suitable for business or casual wear but not as fine as a dress sock, these SOCKSHOP of London Made here in the UK, these plain bamboo socks have a deep single layer (08/13) SOCKSHOP of London 1 Pair Bamboo Plain Knit True Socks in Black Size: 8-10