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Heavy Bag Boxing Fitness
Trainer-led combinations, real technique, total-body conditioning, and zero physical contact. Every pace and every fitness level belongs.
Explore heavy bag fitness
Book a class Heavy bag boxing fitness · St. Louis
Hit the bag, build real strength, and clear your head. BOX STL is high-energy boxing fitness, expert coaching, and a family-oriented community that gets stronger together.

Fitness · Fun · Mindset · Family
Our current promo · New guests
Take unlimited heavy bag classes for two weeks, meet the coaches, and find your favorite round. Online purchases begin today; bring your personalized certificate on your first visit and the front desk will adjust the pass date then.
Fitness · Fun · Mindset · Family
See the fun, fitness, technique, and community that make BOX STL feel different from the moment you walk in.
Find your first class
The BOX STL signature
Learn authentic combinations, build total-body strength, shake off stress, and leave every class energized. A coach leads the room; you work at your own pace on your own bag.
Find your corner
Start with the bag. Grow your skill, strength, and confidence from there.
The BOX STL signature
Trainer-led combinations, real technique, total-body conditioning, and zero physical contact. Every pace and every fitness level belongs.
Explore heavy bag fitnessAges 8–16
A safe, structured path from no-contact fundamentals to supervised partner drills and youth sparring with USA Boxing-certified coaches.
Explore youth boxingUp to four students
Focused 45-minute sessions with individualized coaching, shared energy, and enough attention to make every round count.
Train with your groupOne gym. All family.
BOX STL is serious about good coaching—not taking ourselves too seriously. Adults, parents, kids, beginners, and seasoned athletes all have a place here.
Follow the BOX STL community

What the team says
“Box STL is a fun, dynamic, full-body workout. Do not be intimidated if you’ve never boxed—you’ll fit right in, catch on quickly, and likely be hooked.
“The trainers are fantastic. When I started there was no judgment. It was all about helping and making me feel welcome. My daughter goes and she loves it too.
School is in session
Choose a heavy bag class that works for you. First-timers should arrive 15 minutes early and complete the guest registration form before coming in.

Live class calendar