Conforms to EN ISO 14116:2008 Index 3. VXS+ COMPRESSION TECHNOLOGY BENEFITS - Improved blood circulation, reduces tiredness in the legs. Improves performance, as worn by top athletes. Helps prevent DVT and pooling of blood in lower legs. Supplied to the medical profession to assist healing of tired muscles Assists in the “Venous Return”, blood back to the heart. Improves wearer wellbeing. Anti-bacterial finish reducing odour and bacterial spread IMPORTANT NOTES: Not to be worn by diabetics. Not to be worn by anyone with a heart condition or anyone who has previously suffered a stroke.