McKesson Heel Protector One Size Fits Most Black / Blue - 4 Count CaseHook and loop closure system provides choice of ways to secure the boot Surrounds the foot with a soft cotton material to eliminate friction on the skim Positions the heel over an air cavity to eliminate pressure Provides air circulation to aid healing of existing ulcers Printed open heel and open toe design provides clear direction for correct positioning Foam cushioned sides protect lateral and medial malleoli Cozy cloth cover reduces skin shear and