All-day comfort and support combine in Skechers Arch Fit 2.0 - The Keep. This lace-up features a mesh upper with leather overlays, a removable Arch Fit insole, and a cushioned midsole. The patented Skechers Arch Fit insole system provides podiatrist-certified arch support, with a shape developed using 20 years of data and 120,000 unweighted foot scans. The removable insole helps mould to your foot to reduce shock and increase weight dispersion. Upper: Cow Leather. Inner Lining: Polyester. Sole: EVA.