Located 0.4 miles from Marina Park, Rumble Newport Beach is the right choice if you’re looking for a boutique gym. It offers a group fitness concept delivering a combination of boxing-inspired circuits and the transformative power of resistance training. The experience is a 45-minute, 10-round, full-body cardio and strength workout crafted around specially designed water-filled, teardrop-style boxing bags. You need to book to attend the activities.