Synthetic-and-meshImportedSurface: Road/Track/Trail. Offset: 8mm. Heel Stack Height: 27mm. Forefoot Stack Height: 19mm. ISOFIT creates a dynamic fit system by adapting to the shape and motion of the foot. Engineered mesh upper for a comfortable and lightweight feel. Lace-up closure. Padded tongue and collar. Soft, breathable fabric lining offers a great in-shoe feel. FORMFIT performance contoured footbed. EVERUN? topsole supplies heightened energy return and lasting cushioning. PWRTRAC tacky, durable-rubber outsolDon’t limit yourself to the road. Takeoff effortlessly from street to off-road trails in the Saucony? Guide ISO 2 TR (Trail Running) shoes.Predecessor: Guide ISO 2.Pronation: Moderate.Cushioning: Plush.