Activa class 2 thigh support stockings 18 24 mmhgmoderate compression for varicose veins and dvt moderate graduated compression makes activa class 2 thigh support stockings the ideal hosiery to boost your natural blood flow this in turn helps with the symptoms of varicose veins and also helps prevent dvtcombining ultra fine nylon and the smooth stretch of lycra soft these moderate compression stockings are luxurious comfortable and easy to put on thanks to new designs technology and yar