The Jobst® Gradient Compression Seamless Anti-Embolism Elastic Stocking, For Men. Knee High, Closed Toe, X-Large, Full Calf, Black. 20-30 mmHg Compression. 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 tourniqueting or impeding the venous return. Jobst Anti-Em/GP stockings are latex free. A convenient opening is located on top of the foot so the patients skin will never touch the floor. Toe color coordinates with sizing chart. Packaging: 1 Pair.