1It can effectively reduce the clot or thrombus, thanks to the correct graduated compression increase the pressure of vascular function of legs. 2With the moderate compression has strict compression level of each key measuring point make sure best blood flow speed, thus providing you support and stretch where needed. 3Designed to promote blood circulation and flow, edema fluid retention, DVT(Deep Vein Thromboses, or blood clots), pooling of blood, pulmonary embolism. 4Made of high quality spandex material, smooth, tear-resistant, lightweight, breathable, delivers 360-degree stretch for greater flexibility and durability 5The inspection hole at the bottom, that making it easy for caretakers to check pulse, skin color and foot temperature.