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2 Boxing Studios in Fullerton

KS Fitness


Strength Training, Boxing

KS Fitness offers a program that applies functional movement with HIIT (high intensity interval training).

2128 E Orangethorpe Ave, Fullerton, CA, 92831


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Hardcore Fitness


Martial Arts, Boxing

Hardcore Fitness Center offers various MMA, boxing and kickboxing classes. They welcome all levels and ages!

167 N Raymond Ave, Fullerton, CA, 92831


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  • Boxing

    “This place is an authentic MMA training gym. Really intense class! We did an agilities/weights circuit for the first half…” read more

  • Muay Thai

    “Best workout ever. I went in with no experience at all but Noi took the time to teach me in a way that was so fun and easy…” read more

  • Cardio Kickboxing

    “Workout: a great variety of kickboxing, body weight HIIT circuit, and core strengthening, which collectively made for a great…” read more

  • Cardio Boxing/Kickboxing

    “ Chris was a great motivating instructor! And I loved the class atmosphere. Everyones in it together, and it was great for…” read more

  • Jiu Jitsu

    “Can't wait to go back!”