- Upper: Premium microfiber – supple feel with structured support for all-day comfort- Closure: Dual NUUN 001C aluminum dials – aerodynamic, precise, and secure- Instep: Anatomical TPU High-Density Instep – reduces pressure and enhances stability- Fit System: External heel and reinforced design – maintains hold under pressure- Outsole: R3CC carbon composite – stiffness index 6 for smooth power transfer and comfort- Cleat Setup: Independent cleat positioning for tailored alignment- Replaceable Parts: Heel pads and dials fit 1 2 3 4 5 6 7 8 9 10 recreational performance stiffness 5 6 7 8 9 10 11 12 min max