Aero Comfort Technology Advance your strides in groundbreaking runners' comfort with Skechers Aero Spark. This innovative performance style laceup has been granted the APMA Seal of Acceptance and is made for versatile daily running. Featuring a laceup breathable engineered mesh upper with our removable Arch Fit insole system, HYPER BURST ICE cushioning with HYPER ARC technology, a carbon-infused H-plate for next level energy return, plus a durable Goodyear Performance Outsole. | Skechers Aero Spark Shoes | Size 6