Rock Fitness Private Studios is the right choice if you’re looking for a boutique gym. Workout in Your Private Space Without Judgment. Ever wish you could train without waiting for equipment, dealing with gym crowds, or feeling watched? At Rock Fitness Private Studios, you get your own private training space, fully equipped, completely private, and distraction-free. Plus, get your own written Workout Plan or Nutrition consultation with your membership! You need to book to attend the activities.