Day 4 – 55 Box Jumps Today it’s time to jump, Jump, jump with some plyo movement… Build on that explosiveness and improve your jumping skills for around the course. You don’t need a special bench, just find anything at least 14 inches high for women and 24 inches for men, but don’t worry too much – just get jumping! (oh and be careful jumping around – we don’t want any accidents). Make sure your whole foot lands on the box. | Rough Events - Obstacle Mud Run | Facebook