Hit the ground running the comfortable and cushioning Saucony Freedom ISO. Predecessor: Freedom ISO. Cushioning: High energizing cushioning. Support Type: Neutral. Surface: Road. Differential: 4 mm. Engineered stretch mesh and lightweight synthetic upper materials. ISOFIT creates a dynamic fit that adapts to the shape and motion of the foot. Lace-up closure. Sleek Support Frame for better fit and hold at the heel. Thin tongue and padded collar. Smooth fabric lining offers a great in-shoe feel. Removable foam insole. Full-length EVERUN midsole provides enhanced energy return and continuous cushioning. Highly-durable TRI-FLEX crystal rubber outsole. Imported. Measurements: Weight: 9 oz Product measurements were taken using size 9, width B - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.