From Skechers, the Women's Arch Fit Refine 2.0 True Hands Free Slip-Ins Sneakers feature: Engineered knit upper This design is granted with the Seal of Acceptance by the American Podiatric Medical Association (APMA): Podiatrist-designed shape developed with 20 years of data and 120,000 unweighted foot scans Stretch Fit® design for sock-like comfort Slip on design: Skechers hands free Slip-Ins for an easy fit with fixed stretch laces Patented Skechers Arch Fit® insole system with podiatrist-certified arch support Removable insole helps mold to your foot to reduce shock and increase weight dispersion Lightweight cushioned midsole Flexible traction rubber outsole Approx. 0.75" heel height Imported.