Nike is all about performance first! Check these new Livestrong x Nike Free Trainers....amazing!!! Check the tech specs below.
-Considered Design for high performance and low environmental impact
-An open breathable mesh upper
-Flywire lockdown panels
-Phylon midsole for lightweight cushioning; midsole wraps around foot to increase lateral stability
-Deep, Nike Free-inspired flex grooves through the midsole and outsole mimic the experience of barefoot running and build foot strength
-DiamondFLX outsole for multi-directional support and enhanced flexibility
-Rubber outsole with pods for traction and durability