Material Composition: Other Materials/Textile/Other Materials Upper Outer Material: Synthetic Lining Material: Polyester Sole Material: EVA Water Resistance: Not Waterproof Fastening: Lace Up Stay comfy all day long, from school to weekends at the playground, in Skechers Boundless. This lightweight sporty sneaker features a synthetic and mesh upper with stretch laces, Skechers Adaptive Closure, and a cushioned comfort insole., Skechers easy on, easy off Adaptive Closure for a customized fit, Cushioned comfort insole, Shock-absorbing midsole Skechers Boundless | Black/Lime | Boy's Sporty Sneakers