Jobst Anti Em Knee Hi Medium Regular Closed Toe White Jobst Ultrasheer 30 40 ThighHi Head Pillow: * Standard on Shoe Inserts and Insoles Head Pillow: * Standard on PR 502 * Available as an option on all other models * Style may vary Pulse range: 30 160 times minute Designed to reduce the risk of Deep Vein Thrombosis (DVT) commonly known as blood clots * Specially designed as a Thrombo Embolic Deterrent stocking JOBST Anti Embolism applies gradient compression highest at the ankle and gradually decreases this pressure up the leg to improve blood flow * It is improved blood flow that helps reduce the risk for DVT * JOBST Anti Embolism Knee Highs and Thigh Highs are for patients who are resting in bed or otherwise immobile (non ambulatory) * JOBST Anti Embolism Knee Highs and Thigh Highs are designed to be worn by both men and women * Accurate gradient compression therapy minimizes the risk of DVT (blood clots) * Soft breathable fabric is lightweight and comfortable * Latex free formula helps avoid allergic reactions sometimes associated with other hosiery products * Reinforced heel is designed for long lasting wear * Calf Circumference: 12 15 * Length from heel to bend of knee: 14 17