Runners will love the plush, neutral ride of the Asics Gel-Cumulus 18 running shoe. Now with an improved Convergence GEL® Technology, the cushioning is closer to the foot to provide more comfortable shock absorption. A seamless upper is featured again to reduce the weight of this shoe, optimizing fit and performance.Upper: Seamless upper combines engineered mesh and no-sew overlaysthat stretch, hug and move with the foot. Padded tongue and heel collar enhance comfort. Discrete eyelets and lace-up front offers a personalized fit.Midsole: FluidRide®combines cushioning and lightweight responsiveness. Impact Guide System (I.G.S.®) employs linked componentry to enhance the foot's natural gait from heel strike to toe-off. ComforDry™ sockliner provides cushioning performance and plush luxury with antimicrobial properties for a cooler, drier and healthier environment. Rearfoot and Forefoot GEL® Cushioning Systems attenuate shock during impact and toe-off phases, and allow movement in multiple planes as the foot transitions through the gait cycle. Removable insole. Outsole: Guidance Trusstic System® provides a lighter and stable outsole. AHAR® ASICS High Abrasion Rubber placed in critical areas provides exceptional durability.