CROSSAIR HD - Boots - Size 9

While the CROSSAIR HD boots offer advanced protection and features, their design is optimized for the demands of hard and super enduro riding. Beginners may find other models more suitable for general trail riding as they break into the sport.

Refer to the Sidi Sport Srl sizing chart, paying close attention to the UK adult foot size. It is recommended to measure your foot accurately and compare it to the chart. Trying them on, if possible, is the best method to ensure a proper fit.

Yes, the Vibram sole is designed for durability, but if it wears out over time, it can typically be replaced by a qualified cobbler or through authorized service centers.

The hinge systems, along with the double FLEX SYSTEM, allow the boot to flex naturally with your leg's movement, providing better control and sensitivity with the motorcycle while maintaining structural support and protection.

The anti hyperextension system is designed to prevent dangerous backward and forward bending of the ankle beyond its natural safe range, significantly reducing the risk of sprains and other severe injuries.

Technomicro can be cleaned with a damp cloth and mild soap. Avoid abrasive cleaners or solvents, as they can damage the material. Allow to air dry.

Ensure the buckle mechanism is clean and free of dirt or debris. If persistently stiff, a small amount of silicone-based lubricant can be applied sparingly to the ratchet mechanism.

This is normal for high-performance motocross boots. Wear them around the house for short periods to allow them to break in and conform to your foot and ankle shape.

Clean the hook and loop surfaces of the velcro thoroughly with a stiff brush to remove dirt and lint. If the velcro is significantly worn, replacement may be necessary.

Confirm that the FLEX SYSTEM and anti-hyperextension system are not obstructed. Ensure the buckles are adjusted correctly and not overly tightened, which could restrict natural movement.