803This entry was posted in Daily 20-Min Workouts on December 7, 2017 by OPEN GYM Fitness 4 Rounds Of: Rower 500 m Box Ups (25-20-15-10) Burpee w/ Med Ball Chest Pass (25-20-15-10) *In Round 1, do rower and 25 of each. Round 2, rower and 20 of each. And so on.*