Specially-designed magnetic support socks provide comfortable compression to help enhance circulation, decrease leg fatigue, ease pain and reduce swelling in your lower legs and ankles. Knee-high socks have an open toe design and a non-pinching zipper that makes them easy to take on and off. Can be worn under your clothing with or without socks. Hand wash. Cotton, polyester and elastane; imported. Colors available in Black or Nude. Sizes available in S/M (ankle: 5 1/2" - 8 1/2", calf: 7 1/2"-14") or L/XL (ankle: 6" - 10", calf: 9"-16 1/2").