1、It can effectively reduce the clot or thrombus, thanks to the correct graduated compression increase the pressure of vascular function of legs. 2、With 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. 3、Designed to promote blood circulation and flow, edema fluid retention, DVT(Deep Vein Thromboses, or blood clots), pooling of blood, pulmonary embolism. 4、Made of high quality spandex material, smooth, tear-resistant, lightweight, breathable, delivers 360-degree stretch for greater flexibility and durability 5、The inspection hole at the bottom, that making it easy for caretakers to check pulse, skin color and foot temperature. Condition: 100% Brand New Item Type: Compression Socks Material: Spandex Color: White Size: M, L(Optional) Weight: Approx.83g~85g/2.9oz~3oz S M L XL XXL A(Ankle) 16-20cm / 6.3-7.9in 18-24cm / 7.1-9.4in 22-28cm / 8.7-11.0in 24-30cm / 9.4-11.8in 30-36cm / 11.8-14.2in B(Calf) 20-32cm / 7.9-12.6in 32-35cm / 12.6-13.8in 35-38cm / 13.8-15.0in 38-42cm / 15.0-16.5in 42-48cm / 16.5-18.9in C(Thigh) 39-45cm / 15.4-17.7in 45-52cm / 17.7-20.5in 52-58cm / 20.5-22.8in 58-65cm / 22.8-25.6in 65-68cm / 25.6-26.8in Weight Under 45 kg/99.21lb 45-55kg/99.21-121.25lb 55-62.5kg/121.25-137.79lb 62.5-75kg/137.79-165.35lb Above 75kg/165.35lb 2 x Compression Socks