Material Composition: Textile/Textile/Other Materials Upper Outer Material: Textile Lining Material: Polyester Sole Material: EVA Water Resistance: Not Waterproof Fastening: Lace Up All-day comfort and support combine in Skechers Arch Fit 2.0 - Big League. This lace-up vegan design features an engineered mesh upper with a removable Arch Fit insole and a cushioned midsole., Patented Skechers Arch Fit insole system with podiatrist-certified arch support, Podiatrist-designed shape developed with 20 years of data and 120,000 unweighted foot scans, Removable insole helps mould to your foot to reduce shock and increase weight dispersion Skechers Arch Fit 2.0 - Big League | Black | Womens Lace Up Trainers