Flo Mirtain and Karl Salah - Ninja Training• Subscribe to The Berrics 👉 http://bit.ly/TheBerricsYoutube New Balance Numeric's Marius Syvanen challenges Flo Mirtain and Karl Salah to a ridiculous Ninja Training exercise in our dojo. Which New Balancer has the best balance? Daily Videos and more: http://theberrics.com Like The Berrics on Facebook: http://fb.com/berrics Follow The Berrics on Instagram: http://instagram.com/berrics Follow The Berrics on Twitter: http://twitter.com/berrics Follow The Berrics on Snapchat: @TheBerrics