EXCELLENT SUPPORT. GREAT AGILITY.Nike Free 5.0 TR Fit 5 utilizes shaped foam around your heel for comfort and lockdown. Its flexible, training specific outsole moves with you in the gym, while strategically placed rubber pods deliver side to side stability and traction.FEATURES Flywire cables integrate with the laces for increased stability. Molded collar provides a customized fit with enhanced lockdown. Hexagonal flex grooves promote natural motion and greater agility. Engineered mesh upper provides zonal support with areas of breathability.