A fun pack of 2 pairs of thermal socks from John Lewis, made from a rich cotton blend. These warm ankle-length socks feature stripes and skull images to liven up your child's wardrobe essentials. Sock Conversion: 6-8.5 Jnr = age 2-3 years; 9-12 Jnr = age 4-6 years; 12.5-13.5 Jnr = age 7-10 years; 4-7 = age 10+