The Montana XT3 have flexibility at the toe area for easy running off the bike. A removable Power Blade system provides maximum stiffness when used and when removed allows for ventilation. Dual density crampons offer both rigidity and traction. T FLEX POWER BLADE reinforced nylon outsole: is a removable POWER BLADE System provides maximum stiffness and, when removed, allows cooling and ventilation. Dual Density Crampons : offers both rigidity and traction and allows for better mud evacuation. T FLEX technology: provides flexibility at the toe area for easy running and prevents heel pressure. Removable crampons under toe cup: for better adherence and protection to front outsoleLateral and vertical positioning ratchet: for effective support for various types of forefoot pedaling. Decentered straps: provides effective heel support. Main ratchet closure and Velcro straps: for effective support. Ratchet reinforcement: provides 100% protection in any position. HRS 80: provides heel support.