Ice It! ColdComfort System Large 6 x 18 Jobst Opaque 30 40mmHg Knee Free Sale Certificate(FSC) Power supply Color:Yellow Free Sale Certificate(FSC) Power supply ≤3mA Battery A13 Working Time 250 300 hours Battery type zinc empty battery Waterproof Knee High (Closed Toe) * Classic Black * 30 40 mmHg * Large * Ankle Circumerence 9 1 2 10 1 2 * Calf Circumference 14 18 1 2 * Stylish leg therapy that feels great and helps manage pain and discomfort from: Tired aching legs mild to severe leg ankle and foot swelling minor to sever varicosities post surgical post sclerotherapy and help preventing a recurrence of venous ulcerations * features & benefits: * Number 1 physician recommended brand * Available in 5 colors and a large foot size * Fashionable ribbed designed dress sock * Smooth toe seam System Large 6 x 18 *The Large size Ice It System includes two (2) 6 x 9 B*Packs in a soft 6 x 18 fabric cover that is divided to hold each cold pack securely *The ColdCOMFORT