September 18th 2021 16K DISTANCE 16KM All information for 2021 edition will be soon available. Mandatory Equipment 1. Cell phone with a SIM card from Dtac, AIS, or True Move 2. Hydration pack and/or water bottle (1.5 liter minimum) 3. Usual medicine and pills (if any) See all Any question? Read the FAQ Full rules Read the regulation