Directions for use: These flight & travel socks are designed to be worn in place of normal socks. Flight socks should always be worn on both legs. Flight socks should always be pulled up to just below the knee (without forcing). Ensure you do not roll down your flight socks at any time. If the socks feel loose, too restrictive or if you experience pain or discomfort while wearing, remove the socks immediately and consult a healthcare professional. Please see leaflet enclosed for full details. Keep the leaflet and packaging for future reference. Warning: If you are suffering or have suffered from any type of circulatory problems, diabetes, cancer, severe varicose veins, reduced mobility, undergone major surgery or are pregnant, you should consult a healthcare professional about the use of these flight & travel socks.