Product description step into the next big thing with hyperflex featuring innovative materials like the new flex grid 2 0 exoskeleton upper hyperflex delivers lightweight support and cushioning so you can play at your highest level flex grid 2 0high performance exoskeleton upper material soft comfortable with incredible retention properties hyper flex fit bed extra thick p u superb cushioning also contains heel loc 2 0 for slip prevention fine tuned foam 2 0next gen ftf midsole