The Saucony Omni ISO 2 running shoe offers even better stability and support during every run! Predecessor: Omni ISO. Support Type: Stability, moderate to severe pronation. Cushioning: Plush, flexible response. Surface: Road, track. Differential: 8 mm. Engineered mesh upper for a dynamic, lightweight fit and feel. FLEXFILM lightweight, strong material is melded to the upper, which allows for fewer layers in the shoe and a seamless, flexible feel. ISOFIT is a soft inner sleeve and floating support cage combined to create a dynamic fit system that adapts to the shape and motion of your foot. Lace-up closure. Padded tongue and collar. Smooth fabric lining offers a great in-shoe feel. Removable foam insole. EVERUN topsole supplies heightened energy return and lasting cushioning. PWRFOAM medial-posted midsole delivers maximum energy return upon impact. External support frame provides ultimate motion control and stability. TRI-FLEX outsole increases force dispersion over a greater surface area while maintaining optimal flexibility and traction. Heel/Toe: 29 mm/21 mm. Imported. Measurements: Weight: 8 oz Product measurements were taken using size 8, width B - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.