Luigi Organic Cotton Knee High Socks in Navy Accessory size:Small EU 38 39 These comfortable navy merino socks Color:Steel Grey These comfortable navy merino socks have been a long time favourite It is a lighter business weight sock and is knitted with a rib to allow extra stretch around the foot and leg and to provide a firm fit so that the sock does not slip or become baggy The organic cotton in this product was grown without any toxic pesticides or synthetic fertilizers and dyed using organic dyes As these socks do not contain nylon or other man made fibres (other than a few strands of elastane at the top of the socks to keep them in place) they are more prone to wear than a regular sock and must be treated with care