The Jobst Anti-Em/GP Elastic Stocking is specifically designed to combat thromboembolism. The Jobst Anti-Em/GP Stocking applies a gradient compression, greatest at the ankle, and gradually decreasing to the thigh without stopping the flow of blood through the arteries and veins. The use of Anti - EM Seamless Stockings is an accepted prophylaxis for minimizing the risk of thromboembolism in hospitalized patients requiring bed rest or prolonged periods of immobilization. These latex - free stockings feature a convenient opening on top of the foot so the patients skin will never touch the floor. Latex free. Length measured from bottom of heel to bend of knee.