Experience modern comfort with Skechers Slip-ins: Glide-Step Altus Trainers. This lace-up trainer features a durable engineered mesh upper with synthetic overlays, a secure Heel Pillow™, and an Air-Cooled Memory Foam® insole. The Glide-Step® midsole adds smooth, responsive cushioning for every step. Skechers Wide Fit Hands Free Slip-ins for an easy fit Exclusive Heel Pillow which holds your foot securely in place Skechers Air-Cooled Memory Foam cushioned comfort insole Glide Step technology.