RELAXED FIT Machine Washable Vegan Slip-Ins Air-Cooled Memory Foam. Product details • Type of sport: fitness/gym • Flat heel • Fastening: slip-on. Fabric content and care advice • Uppers: 89% polyester, 10% polyamide, 1% polyurethane • Lining: 100% polyester • Cushioning: 100% polyester • Sole: 100% polyester. Get the lightest in well-cushioned sporty comfort wearing Skechers Hands Free Slip-ins® Relaxed Fit®: D'Lux Vapor - Evening Glow. Designed with our exclusive Heel Pillow™, this fixed-lace vegan slip-on features a Stretch Fit® engineered knit upper with metallic trim, Vapor Foam™ midsole, and a cushioned Skechers Air-Cooled Memory Foam® insole.