Run better, faster, and freer, with the plush cushioning and responsive feel of the Saucony Freedom ISO. Engineered stretch mesh upper for a breathable, lightweight fit that moves with your foot. ISOFIT system adapts to the shape and motion of your foot for a secure, custom fit. First-ever, full-length EVERUN midsole for dependable cushioning and energy return with every step. TRI-FLEX crystal rubber outsole for durable traction wherever you run. Wt. 9.0 oz.