Cushlite; Have more soft cushioning with special Injected midsole EVA compound so that more lightweight and flexibility. Flexolite; A flexible soft rubber outsole which maxmize your movement. Breathable; Material that has good air circulation, so as to provide maximum comfort and cool feet. Exo-Frame; Combined 2 materials with high temperatures, thus providing high performance with lighter weight and resulting in a smoother interior. Exo-Skin; Upper construction without stitching with a thin layered material that is fused on the mesh material. Quick-Lace; Fast lock lacing system