Inspired by Sidi’s top-off-the-range Crossfire 2, Sidi prouly presents it’s little brother, the X-treme. Fresh Colors and Design, this boot is ready for everything.

• Lined with air Teflon mesh and Cambrelle
• Upper in leather and Microfiber material
• Fully replaceable and adjustable spare parts
• Micro and replaceable Adjustable buckles
• Dual Flex System
• New adjustable system of the area between the protective calf-exaust and the
• front of the boot to allow a rider with a wider calf to be very comfortable.
• Nylon Inner sole
• MX-Ideal Sole