Thor Radial Frost BootsAfter years of rigorous development and professional athlete testing, Thor is proud to introduce the class leading Radial motocross boots. The concept was simple; create a quality boot, featuring premium materials and performance, at a price point that any serious rider could afford. The Radial boots are now ready for deployment to the motocross masses. Features Tested and certified to standard EN 13634: 2017 Mesh liner promotes airflow while interior