Medline HEELMEDIX Heel Protector with Adjustable Hook-and-Loop Closure MDT823330 Unique design completely off-loads vulnerable heels. Open end for airflow and easy monitoring. Straps pull down on the sides. Inner lining helps reduce friction. Easy attachment of DVT pressure devices with 3 holes on each side of the boot.Quantity : 1 EachSize : StandardCalf Circumference : 11-19″Closure Type : Hook & Loop Color : Black/Blue/GreenLatex-Free : YesMaterial : Nylon & Faux Suede