Inspired by Sidi's top-of-the-range Crossfire 2, Sidi proudly presents its little brother, the X-Treme. Fresh colors and design: This boot is ready for everything.

Details:

• Lined with air PTFE mesh and fleece for high comfort and breathability
• Upper in leather and Microfiber material
• Fully replaceable and adjustable spare parts
• Micro-replaceable and adjustable buckles
• Dual Flex System for high flexibility
• Adjustable calf area, suitable for broader calves
• Polyamide inner sole
• MX-ideal sole