Width 4 * 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