Do you suffer from tired, aching legs or swollen ankles because you’re on your feet all day or you sit still for long periods? The graduated compression of Energisox produces an invigorating massaging effect that offers relief by improving circulation and helping reduce swollen ankles. These natural cotton rich socks are ideal for nurses, teachers, builders, shows and exhibitions and for anyone who is on their feet all day. Black only. Sizes Small (3–6), Medium (6–9) and Large (9–12).