Quality Kydex Thermoform Plastic For Field Re-forming (unlike Boots Using Inexpensive Polypro Or Abs Which Are Not Re-formable) * For Non-fixed Plantar Flexion Contracture * Bed Boot * Great For Plantar Fasciitis Heel Float Foot Drop Foot Achilles Tendonits Wound Care Heel Decubitus * Universal Sizing + Easy Don-doff * No Straps * Lambs Wool * Over 16 Inches Around Calf * Measure Circumference Of Calf At A Point 11 Inches Above The Bottom Of The Heel * Hcpcs Suggested Code: L4396