London Boxing Fitness

Welcome to 12x3, we offer group classes or tailored one-on-one boxing training in Central London. Our exceptional team is formed of seasoned experts with vast experience as both trainers and professional boxing champions. Our coaches deliver authentic boxing knowledge to help you learn and grow.

Our founders created 12x3 to deliver quality boxing training for everyone. As a club, we pride ourselves on empowering individuals to perfect the craft of boxing and work on their overall fitness. The 12x3 coaches include accomplished boxers, all committed to enhancing your fitness and overall wellbeing.

12x3 Boxing Classes Timetable

We've designed each of our classes to suit all skill levels, from beginners to experienced boxers. If you’re just starting, you can join one of our 'The Fundamentals' sessions to get yourself acquainted with the sport. We ask that you arrive 15 minutes before your class starts so that you have a chance to look around our fantastic space and meet your coach.

For those with more experience, our classes provide the chance to hone and elevate your skills with the help of our instructors. We use drills practiced by both professional and amateur boxing clubs, guaranteeing thorough training for all levels.

Why Train With Us at 12x3?

Boxing is more than a workout, it builds discipline, confidence and resilience. At 12x3, we combine expert coaching with a genuine passion for the sport to help you:

• Build strength, fitness and endurance
• Improve focus, coordination and technique
• Grow confidence under pressure
• Learn practical skills that stay with you for life

We structure every session with purpose and consistent coaching designed to support real progress. We’ve created a focused, welcoming and respectful environment where anyone can start their boxing journey with confidence.

Located in Aldgate, 12x3 is in a prime Zone 1 location, conveniently accessible from all parts of the city. We understand that everyone has unique learning styles which is why we provide a variety of training options. Whether you prefer group coaching or one-on-one sessions, we have a range of classes you can choose from.

For those interested in non-contact boxing, we focus on teaching precise techniques without physical contact. If you're looking to advance your skills further, we also offer sparring sessions.

Trained by Real Champions

At 12x3, you’ll train in an authentic boxing environment built around proven methods used in professional gyms. Whether you’re here to get fit, build confidence, or sharpen your skills, we design every session to help you progress.

Our classes include:

• Pad work to improve timing, precision and technique
• Bag work to build power, stamina and conditioning
• Partner drills to develop control, movement and awareness
• Optional sparring progression for those ready to take the next step

Every class is led by experienced coaches who have competed in the ring themselves. Their knowledge, passion and hands-on approach help you understand not only how to box, but the purpose behind every movement.

The Benefits of Boxing

If you're looking to improve your fitness and mental wellbeing, boxing is a powerful option. Our classes not only empower you but also help reduce stress and allow you to work on your overall strength and fitness.

Browse our timetable to find a variety of classes suited to different preferences and skill levels. We have classes ranging from high-intensity workouts, bag training or in-depth exploration of boxing and the techniques.