For the hard shell boot models such as KJ-XR3, KJ-Pro, KJ Power Shoe, and even older models, you can find a replacement buckle strap pair available. These buckle straps are designed to provide a secure and adjustable fit for your boots. It is important to note that the replacement set includes a shorter strap specifically meant for the buckle closest to the toe. This ensures a proper and customized fit for your Kangoo Jumps hard shell boots. By replacing worn-out or damaged buckle straps, you can maintain the integrity and functionality of your boots, allowing for a comfortable and secure experience during your activities.