THEBOX Training Center

THEBOX Training Center offers boxing classes for all experience levels, cardio boxing, competition boxing, private training, and strength and conditioning. It also offers kids boxing classes for ages 5-11.

Programs

• Boxing — Boxing classes in Costa Mesa; for all experience levels; learn basics or sharpen skills with qualified instructors.
• Cardio Boxing — Cardio boxing classes in Costa Mesa focused on fitness, self-defense techniques, and conditioning.
• Competition Boxing — For anyone who wishes to compete in boxing; teaches discipline and athletic potential.
• Private Training — 100% individualized coaching tailored to specific needs.
• Strength and Conditioning — One-on-one or small group strength and conditioning training in Costa Mesa.
• Kids Boxing — 5-11 · Kids boxing classes in Costa Mesa for ages 5-11.

At a glance

• Ages: 5–11 years old

What families say

““THEBOX” is the best boxing gym. I’ve been coming here 3 months now and I gotta say I now see this less of a gym and more of a family. The moment you walk in you see friendly faces ... Read More” — Noah Seta

“Thebox training center is a really good place to train. The coaches push you to be the best you, the one hour session has is a killer one day you have cardio the next foot work. It’s the too cro...” — Fernando Tolentino

“Tan is an amazing coach - he’s knowledgeable and really likes to challenge you. What I love is that he’s always open to continuously training you on the things you want to improve on, like...” — Natalie Nguyen

Last updated October 8, 2026.