Upgrade your SIDI boots with the SIDI Strap for ST/MX Buckle Extra Long, designed to deliver superior fastening for demanding rides. Compatible with popular SIDI models including the Vertigo 2, Rex Air, and Performer series, this extra-long strap ensures a secure fit even under the most intense conditions. With multiple color options like black, navy, and white, it adds a touch of customization to your gear. Sold individually for easy replacement, this strap is a durable solution to keep your boots performing at their best?.