Material Composition: Textile/Textile/Other Materials Upper Outer Material: Textile Lining Material: Textile Sole Material: EVA Water Resistance: Not Waterproof Fastening: Slip On Step into effortless style and comfort with Skechers Slip-Ins: Ultra Flex 3.0 - Smooth Step. Featuring a Stretch Fit engineered knit and jersey trim upper with a Skechers Slip-Ins heel panel and a cushioned Skechers Air-Cooled Memory Foam insole., Skechers Air-Cooled Memory Foam cushioned comfort insole, Stretch Fit slip-on design for sock-like comfort, Skechers Slip-Ins moulded heel panel for an easy hands-free fit Skechers Ultra Flex 3.0 Smooth Step | Light Grey | Womens Slip Ins Trainers