The Nike(R) Free Run+ is a shoe that is designed to let your foot run free.  While running in this shoe it promotes the mechanics of barefoot running.  This shoe is great for walking around and doing short runs including interval work.  The Free Run+ is the shoe that will strengthen your calves to improve your running biomechanics.  The Free Run+ lets your feet and body benefit with the natural barefoot like flexibility.  This shoe is for the neutral runner looking for the performance feel of a trainer.  High cushioning super light, full bootie construction has a seamless, snug glove like fit.  

• Innoative upper which blends breathable mesh with engineer overlays to allow for a unique balance of comfort, fit and support.
• Higher resolution siping pattern midsole: delivers the barefoot like experience.
• Sculpted midsole geometry: Boost cushioning and support.
• Phylite outsole with Bowerman waffle piston geometry
• Environmentally prefered rubber in high wear zones: Added Traction and Durability.  
• Weight: 7.9 ounces