Unlike most sandals, Durea Diana shoes feature an extra-thick insole that can be removed and replaced with custom orthotics. Also featuring three hook-and-loop adjustable straps, Durea Diana shoes can be customized to fit a variety of foot shapes. Completely leather lined on the inside with a flexible, shock-absorbing polyurethane outsole on the outside, these women's sandals offer lightweight, cool comfort. Details: Added depth, removable insole, fully leather lined, flexible, shock-absorbing, lightweight polyurethane outsole, accommodates prescribed orthotics. Material: Leather, Man Made.