The Science Behind The Speed
The Training Method ThatBuilt The World's Fastest Puncher
When you train your punches with resistance, your muscles are forced to produce more explosive force with every strike.
- Faster hands — typically within 2–3 weeks of structured training
- Sharper, more explosive strikes on impact
- Improved coordination and elite full-body movement
With Ji you can
Punch Faster
Speed is a skill — and it's trainable. The Ji system specifically targets the mechanics of explosive punching speed. Train with resistance. Remove it. Feel the difference.
Strike Harder
Resistance forces your body to recruit more muscle fibres on every punch. The result? Greater explosive power at the point of impact — whether you're boxing, kickboxing, or throwing combinations.
Train Anywhere
No gym. No excuses. The Ji system packs into a bag and goes wherever you go. Living room. Hotel room. Garage. The world is your training floor.
Build Like An Elite
This isn't a bicep band. It's a full-body performance system. Train footwork, kicks, combinations, and rotational power — the complete athlete, engineered.
Why Ji Is In A Class Of Its Own
The only resistance band engineered specifically for martial artists by the world's fastest puncher.
| Feature | Ji Full Body Band | Generic Resistance Band |
|---|---|---|
| World Record Proven Training System | ✓ | ✗ |
| Engineered for Martial Arts Speed | ✓ | ✗ |
| Full Body — Punches, Kicks, Footwork | ✓ | ✗ |
| Speed & Power Training Guides Included | ✓ | ✗ |
| Built by a Guinness World Record Holder | ✓ | ✗ |
| Structured 30-Day Training Protocol | ✓ | ✗ |
| Premium Material — Not Cheap Latex | ✓ | ✗ |
World Record Legacy
453 Punches. 60 Seconds. 3 World Records.
453 Most Full-Extension Punches in 60 secs Weights
374 Most Full-Extension Punches w/ Gloves
333 Most Full-Extension Punches w/ 1kg
"I trained with these bands twice a day in the weeks leading up to the attempt. Total commitment. When I found out I broke the record, I literally cried."
— Joshua Iyalla, 3x Guinness World Record Holder
Speed Results, Guaranteed.
Train with the Ji Full Body Resistance Band for 30 days. If you don't notice faster, sharper punches and improved explosive movement — contact us and we'll refund every penny. No stress. No hoops. Just our commitment to your progress.
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Results Guaranteed
"You can really feel the resistance on every strike. Makes you much faster when you take them off."
"Marvellous. The bands offer a nice challenge when shadowboxing or doing bagwork, but are also very useful for exercises such as pull-ups."
"The pump on calfs is amazing. Already feel more balanced when striking and walking."
"I like everything about it, it’s made my speed and accuracy so much better. So pleased for buying this! Big up man"
"I take this to the gym with me and use it in my training. You can really feel the resistance and it works!"
"Amazing, perfect for increasing punching power as well as increasing hip strength essential for tkd and kb, 10/10"
Questions? We've Got Answers.
Everything you need to know before you train like an elite.
Our belt is suitable for a maximum waist size of 38".
Both. If you're a beginner, the Ji Resistance Bands give you a structured, expert-designed starting point. If you're advanced, the resistance will challenge and upgrade your existing speed and power. The band is used the same way Joshua trained his own record-breaking performance.
Most users report noticeably faster punches within 2–3 weeks of consistent training (3–4 sessions per week). For best results, follow the included How To Punch Faster Guide and 50-Exercise Playbook.
The Ji Resistance Band is designed for all striking martial arts — boxing, kickboxing, Muay Thai, Taekwondo, MMA, and karate. The full body design also supports footwork drills, kicks, and conditioning work.
Generic bands are designed for gym exercises. The Ji system is specifically engineered for martial arts movement patterns — explosive punching mechanics, speed-specific resistance, and full-body combat training. It's also the only resistance band in the world proven to produce Guinness World Record results.
No. The Ji system is designed for home training. All you need is your body, 30 minutes, and the included training materials. No gym. No equipment. No excuses.
You're covered by our 30-day money-back guarantee. If you train consistently and don't see improvement, contact us and we'll refund you in full. No questions asked.
