Plus Fitting System - Two Removable Footbeds for Added and Double Depth Accomodates Orthotics With Removable Tri-Support Insole Drilex moisture-management system for Odor and Stain Control Rocker Bottom and Wide Shank with Durable Rubber Outsole, Tempered Steel Shank, and EVA Midsole Extended Medial Heel Stabilizer and Soft, Foam-Padded Tongue and Collar Available in Narrow, Medium, Wide, X-Wide, and XX-Wide