Engineered knit upper with stretch laces Skechers Air cooled memory foam cushioned comfort insole Skechers memory foam cushioned comfort insole Flexible traction outsole. Take a walk in lightweight comfort wearing Skech-Air® Dynamight - Perfect Steps. This athletic design features a Stretch Fit® engineered knit upper with stretch laces, Skechers Memory Foam™ insole and a Skech-Air® midsole. Skechers Women's Skech-Air Dynamight - Perfect Steps Sneaker in Navy Blue/Silver, Size 4 | Textile/Synthetic, Vegan, Machine Washable