Width 5 The Zero-g Heel Suspension Boottm Is Aggressively Designed To Eliminate Pressure And Friction On The Skin Preventing And Providing Relief From Pressure Sores Super-soft Velvet Cloth Protects Thin Fragile Skin From Tears Caused By Trauma Reducing Friction And Shear Extended And Cushioned Design Floats The Heel Over An Air Cavity For Zero Pressure And Provides Air Circulation To Aid The Healing Of Existing Ulcers A Removable Gel-pack May Be Utilized To Further Lower Pressure Beneath The Ankle Foam Cushioned Sides Protect Lateral And Medial Malleoli Anti-foot-drop Controls Dorsal Flexion Padded Hook And Loop Closure Allow Easy Application And Removal Color: Light Blue. Launderable