Gore & Strap Sneaker with Qtr Perforations Air Cooled Memory Foam Insole Lightweight Machine Washable Adaptive Closure. Kick it in style with the classic Skechers Street™ UNO Lite 2.0 - Pillar Duo. This lightweight fashion sneaker features a synthetic duraleather upper with quarter perforations, stretch laces, an adjustable instep strap, and a cushioned Skechers Air-Cooled Memory Foam® insole.