The Mr O Stack consists of:
The Mr O Stack is designed for people that want to reach a whole new level of their performance in the gym. It will enable to you to train harder, be stronger and become the most shredded guy in the gym.
For anyone looking to maximise the performance in the gym.
The Mr O Stack will turn you into a machine. You will train like the man himself, Jay Cutler! We found improved levels of strength, muscular endurance, focus and recovery.