inForm Pro last delivers an ergonomically optimised, high-performance fit. The stiff Silver Series carbon/fibreglass composite sole provides better power transfer. The single Boa IP1 dial allows precise, two-way fit adjustments. Stiffness index 12 of 14. The Tachyon rubber outsole allows great grip in all terrains. Perforated synthetic uppers allow increased breathability and comfort. Asymmetrical design and superior lace routing system reduces top-of-foot pressure for a more secure fit. Durable GnarGuard outer material protects against abrasions and fights debris.