Rumble Boxing South McKinney is a boxing-inspired fitness boutique that combines the science of boxing with the transformative power of strength training. Each class is a 45-minute, high-octane 10 round fight with HIIT, metabolic conditioning, and the benefits of cardio in one seamless class. No two workouts are the same-so you'll never get bored-and the classes are beginner friendly so you can rumble at your own pace.