Welcome to ONE Championship's official weigh-ins and hydration tests for ONE 166, coming to you live from Qatar! One by one, our athletes will have their urine samples tested to ensure they are hydrated and fit to compete before taking to the scale to see if they have made weight for their respective bouts. ONE 166: Qatar presented by Visit Qatar, Media City Qatar & Ooredoo Qatar March 1 at 3:30PM AST ??? Tickets: https://bit.ly/ONE166QatarVirginMegastore https://bit.ly/ONE166QatarQT ?? Live TV broadcast in 190+ countries (check local listings) ?? Also available on ONE YouTube and ONE Facebook (geo-restrictions may apply) ?? Also available on Watch.ONEFC.com (geo-restrictions may apply) Check out the full card below, and make sure you tune in live! Middleweight Mixed Martial Arts World Championship Reinier De Ridder vs. Anatoly Malykhin Featherweight Mixed Martial Arts World Championship Tang Kai vs Thanh Le Strawweight Mixed Martial Arts World Championship Jarred Brooks