Step into effortless comfort with Skechers Hands Free Slip-ins: Ultra Flex 3.0. Designed with our exclusive Heel Pillow. This style features a Stretch Fit engineered knit upper, plus a cushioned Skechers Air-Cooled Memory Foam insole. Skechers Hands Free Slip-ins for an easy fit. Exclusive Heel Pillow holds your foot securely in place. Skechers Air-Cooled Memory Foam cushioned comfort insole. Upper: Textile. Inner Lining: Textile. Sole: EVA. Heel height approx. 3 cm.