PunchCode™
PunchCode™
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Shipping Details
Shipping Details
Ships in 5-7 days
Our Guarantee
Our Guarantee
At GrindFuel, we stand by every rep—and every product. If your MagBag doesn’t stick, hold, or perform the way you grind, we’ll make it right. 30-day money-back guarantee. No hassle. No excuses. Just results.
Specifications
Specifications
Dimensions: 9.7" L × 5.8" W × 4.4" D
Most standard water bottles and shakers (up to 32 oz)
Train your speed, focus, and reflexes like a fighter with PunchCode, the ultimate reflex punch ball by GrindFuel. This portable, head-mounted trainer sharpens your coordination, reaction time, and striking accuracy in a way no heavy bag ever could.
Whether you’re a boxer, MMA athlete, or just leveling up your cardio, PunchCode keeps your hands firing and your mind locked in. Burn calories. Build timing. Become untouchable.
Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-3cm measuring deviation due to manual measurement.
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Adjustable headband
- Adjustable headband with elastic strap for all sizes

Improve Hand-Eye Coordination
- Improves hand-eye coordination, speed, and rhythm

Compact & Portable
- Two ball types included – beginner and advanced (soft & fast-rebound)
- Fits in your pocket, hits like a pro tool

Unleash your full power with PunchCode—the precision-engineered training tool that transforms every strike into unstoppable strength.
Frequently Asked Questions
How hard is it to use?
It comes with two ball levels (beginner & advanced). Most people get the hang of it in a few minutes — then it becomes addictively fun.
Is this only for boxers or MMA fighters?
Not at all. While fighters love it, PunchCode is perfect for anyone looking to improve hand-eye coordination, reflexes, or add fun to cardio.
Does it hurt when it hits your face?
Nope. The balls are made of light, soft foam that bounces back without pain. Think speed, not bruises.
Can I use it indoors?
Absolutely. Just make sure you’ve got some space around you. Great for living rooms, gyms, garages, or backyards.
Is it adjustable for kids or adults?
Yes! The headband is adjustable and the tension cord stretches to fit most users comfortably — from kids to pro athletes.