The Asics GEL-Cumulus 10 will continue to provide all the great comfort and fit features that runners expect from the series. The broad Solyte enhanced platform with a more decoupled crash pad provides exceptional comfort and surprising stability - creating a product solution for a variety of gaits from under pronators to mild over pronators. Impact Guidance System. Solyte midsole material. Space Trusstic System. Twist GEL Cushioning System.