Specifically designed to speed blood flow by providing graduated compression up the leg. Compression is tightest at the ankle and gradually diminishes up the calf. Pressure pattern stays in place for continued benefit. Defined heel pocket for easy sock orientation. Designed to maintain circulation. Interrupted band. Two-ply gusset. Only stocking clinically proven to reduce risk of DVT. For the recuperating patient or to help reduce the danger of thromboembolism.