The Skechers GOrun Speed Elite Hyper is a high-performance racing flat designed to offer a competitive edge for winning races. The ultra-lightweight shoe delivers a quick turnover with running economy in mind and features HYPER BURST cushioning, a carbon-infused winglet plate, plus a durable Goodyear performance outsole. Exceptionally lightweight, strong, breathable mono-mesh upper, for comfort and support Patent-pending carbon-infused forefoot winglet plate offers an extremely high stiffness-to-weight ratio, which promotes stability and next level energy return Highly responsive, ultra-lightweight, long-lasting and resilient HYPER BURST midsole Goodyear rubber outsole for enhanced grip, stability and durability Mid-foot strike technology promotes efficiency in each stride Lace up design Weight: Radically lightweight 6.0 oz in a men's size 9 Sole Heights: 19mm (forefoot), 23mm (heel) Drop: 4mm Goodyear (and the winged foot design) and Blimp are trademarks of The Goodyear Tire & Rubber Company used under license by Skechers USA, Inc., Manhattan Beach, CA. Copyright 2019 The Goodyear Tire & Rubber Company. This or any footwear cannot completely eliminate the risk of slipping