Running a 42km marathon is difficult and tough. Now we are introducing a 100km Ultramarathon. This is a huge challenge but if you put your mind to it, you will be able to achieve it. Introducing the Malaysia leg of the 100km Virtual UltraMarathon series. Run the Malaysia 100 Virtual UltraMarathon 2023 to show the world that you can beat the challenge of running 100km.