The Women's Ultra Fastpack IV Mid has been updated with FUTURELIGHT and our FastFoam midsole system so you can cover more miles, faster, and with more comfort.
Features • Approx Weight (½ pair): 12.5 oz (353 g) • Last: TNF-S13-05H • Upper: Abrasion-resistant performance mesh with no-sew TPU overlays • Breathable-waterproof FUTURELIGHT membrane • Protective toe cap and heel overlay • Integrated ghillie lacing system • Gusseted tongue • 3M reflective heel webbing • Eco-friendly OrthoLite X35 Hybrid footbed • Sole Unit: Energy-returning FastFoam midsole system • ESS midfoot shank • Vibram Megagrip outsole • Stairstep lug design
