Located at 2345 Harrison St, Hit Fit SF - Mission is the right choice if you’re looking for a boutique gym. We are most famous for our Boxing classes, Boot Camps, and our own brand of HIIT workouts that we call HIIT FIT. Our 60 minute classes (both Boxing and HIIT FIT), are workouts designed to help you shed pounds, strengthen your core, improve cardio and learn new skills while doing it! You need to book to attend the activities.