The GT 1000 13 - is a re-engineered design featuring PureGEL technology and FLYTEFOAM cushioning in the midsole. Creating a unique lightweight feel - allowing for softer landings so you can experience more comfort in each step. Also, these shoes feature a 3D GUIDANCE SYSTEM design that increases stability giving you a more balanced stride. Take confident strides on your next outdoor adventure._Engineered mesh upper: Improves breathability and wraps the foot with a soft feel3D GUIDANCE SYSTEM: Helps provide adaptive stabilityFLYTEFOAM cushioning: Provides lightweight impact absorptionRearfoot PureGEL technology: Helps provide lightweight cushioning and softer landingsOrthoLite Hybrid Max Sockliner: Provides soft step-in comfortSurface: RoadSupport: Neutral and OverpronationCushion: RegularHeel Drop: 8mmWeight: 270g/9.5oz_