Size Guide

All the support, control, and protection without the extra burden. Crossair X delivers an outstanding level of safety, with high-density impact protectors covering the entire boot in a light and flexible structure engineered to perform. The sole, powered by Materiis compound, has been developed for the control and durability needed in a Supercross championship: the result is an endless level of total grip to tackle every circuit. Internally, a fiberglass exoskeleton provides support during jump landing, and a 3-point anti-hyper-flexion system protects from dangerous movements.

• MXGP AND SX ENGINEERED MICROFIBER
  • Ready for extreme use
• ULTRA TOUGH PROTECTORS COVER THE BOOT
  • Shielded for anything.
• ERGONOMICALLY OPTIMISED PROTECTION
  • Protectors designed to flex and contour the leg
• DURABLE, TOUGH PREMIUM NYLON BUCKLES
  • A solid hold, individually fitted
• FIBERGLASS REINFORCED ANKLE SUPPORT STRUCTURE
  • The confidence to face the extreme
• 3 POINTS FLEXION CONTROL STRUCTURE
  • Maintain continuous movement with confidence
• STREAMLINED INNER STRUCTURE
  • Designed to sit tight to the bike
• CALF PERSONALISED FIT
  • Superior comfort and adjustments on the shin plate
• LARGE INNER GRIP SECTIONS
  • Always in full control of the machine
• SUPERCROSS AND MXGP PROVEN MATERIIS COMPOUND
  • Unlimited grip. Extreme durability
• REPLACEABLE PROTECTION PARTS
  • Built to last, it's a Sidi