Stay comfortable with 3 Pairs of Copper-Fibre Compression Knee Socks Features a reinforced heel with ankle protection and a non-slip cuff  Includes arch support and copper fibres that can help to support your body Perfect for people who do a lot of exercise as well as those who sit for a long time Made from super breathable materials with a lightweight design Provides supportive compression to both your ankle and calf Choose from 3 sizes: S/M, L/XL or XXL (please see Images for size guide) Materials: 100% nylon Comes in a set of 3 pairs of socks including black, white and nude Save 86% on the 3 Pairs of Copper-Fibre Compression Knee Socks