Ultimate 20 Minute Heavy Bag Workout | Session 3 | NateBowerFitness

Ultimate 20 Minute Heavy Bag Workout | Session 3 Boxing Blitz #boxing-blitz Subscribe: Shadow Boxing Gloves Shadow Boxing Series #shadow-boxing Ultimate Interval Boxing Series #tabata Session 3 of my 20 Minute Heavy Bag Workout series. 7 rounds of nonstop action.