fabric-and-leather Polyurethane sole All OrthoFeet styles feature Ortho-Cushion technology which helps relieve foot and heel pain and works wonders for sensitive, tired feet, Multi-Layer cushioning, ergonomic sole with a mild rocker adds spring to your step Soft, mesh, fabric uppers with an adjustable closure system allows for fit flexibility Soft, padded fabric inner lining with no overlays eliminates irritation, Polyurethane outsole provides advanced grip, Easy on/off with single strap entry Wide toe box design alleviates pressure on swollen feet, bunions, and hammertoes, Premium orthotic insoles with anatomical arch support re-aligns the foot and entire body posture Available in 4 Widths: Narrow, Medium, Wide and Extra Wide