Men's Propet 392 DuroCloud Walking Shoes Mesh and PU upper with mesh lining and firm heel counter for added support. Reflective heel tab. OrthoLite® X40™ insoles set the industry standard for high rebound performance with an elasticity rating over 40%. Plus an EVA spacer to customize the fit. High rebound ETPA DuroCloud® midsole with a carbon fiber shank for stability and support. Rubber outsole for durable traction. Diabetic friendly pending.