High-quality racing boots Nylon inner sole with removable foot bed Toe area covered with a plastic reinforcement Exclusive and patented flex system with hyper extension block Robust, shock-absorbing, and anatomically shaped heel protector Micro adjustable and replaceable buckle system Replaceable shin plateFully adjustabe calf area Exclusively for Husqvarna Motorcycles by SIDI Assembled and replaceable boot leg, stitch-free