When no pressure can be on the heel, this heel float suspends the heel over an air cavity to relieve any pressure, whilst the gel insert lowers pressure beneath the ankle. It can easily be wiped clean and is re-useable. Low-Shear II cover reduces skin-damaging friction and wipes clean for easy care Heel Float, Wipe Clean, Small (3" wide) Heel Float, Wipe Clean, Medium (4" wide) Heel Float, Wipe Clean, Bariatric (5" wide)