ONX Premium Line MMA shin guards, front view
ONX Premium Line MMA shin guard, side profile
ONX Premium Line MMA shin guards, rear three-quarter view showing straps
ONX Premium Line MMA shin guards, back view showing straps
ONX Premium Line MMA shin guards, rear three-quarter view, opposite side
ONX Premium Line MMA shin guard, side profile, opposite side
ONX Premium Line MMA shin guard foot pad in black, detail view
ONX Premium Line MMA shin guards, foot pads and knee guards in black, three-piece set
ONX Premium Line MMA shin guards and knee guards in black, worn together, front view
Cory Sandhagen and Youssef Zalal sparring in ONX Premium Line MMA gear
Youssef Zalal wearing ONX Premium Line MMA shin guards in black
Cory Sandhagen training in ONX Premium Line MMA shin guards, headgear and gloves, video
ONX Premium Line shin guards and knee guards, studio video

MMA Shin Guards (L&R Pair) I ONX Premium Line

MMA Shin Guards Built for Full-Contact Training.
Engineered to protect high-impact zones without compromising movement—so you can train at full speed, every round.
  • TRUSTED BY WORLD-CLASS FIGHTERS
  • FREE EXCHANGES
  • FAST SHIPPING
Regular price$264.99
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Shipping calculated at checkout.
Size chart

USES / SIZING / FIT

Built for precision. ONX Leg Armor is custom-sized by both shin length and foot length to deliver locked-in stability, full-coverage protection, and uncompromising comfort. Measure carefully to find your perfect fit.


Why Proper Sizing Matters

Wearing shin guards that don’t fit correctly is almost as bad as not wearing any at all. If they’re too loose, they’ll slip or rotate during kicks and checks, leaving parts of your shin or instep exposed. Too tight, and they can restrict circulation or limit mobility. Improper fit = improper protection, plain and simple.

Consider that leg injuries are common in combat sports – one analysis found about 27% of injuries in MMA are fractures, a higher rate than in boxing or kickboxing. The proper shin guards absorb and disperse impact, helping prevent those nasty bruises or worse. They also give you the confidence to throw kicks full force. As ONX founder (and 3X MMA Coach of the Year) Trevor Wittman says, gear that truly protects you lets you “train harder, longer”. In short, properly sized shin pads keep you in the fight.

How to Measure for MMA Shin Guards

Great shin guards are designed for a precise fit, so measuring yourself accurately is crucial.

Follow these steps to find your size:

  1. Measure Your Shin Length: Use a flexible tape measure to measure the distance from the bottom of your kneecap to the top of your ankle bone. This is your shin length. (It helps to have a friend assist, so you can stand naturally.) Write down this measurement in inches or centimeters.
  2. Consult the Size Chart: Sizes (e.g., Small, Medium, Large) are typically based on shin length, with height or foot length as secondary factors. For example, ONX Leg Armor shin guards are custom-fitted by both measurements. An ONX size Medium corresponds to roughly a 13" shin length, while Large is about 14". Always check the brand’s chart; one company’s “Large” could be another’s “Medium.”
  3. When in Doubt, Size Up: If your measurement falls between sizes or at the upper end of a range, it’s wise to choose the larger size for more coverage. You can tighten the straps to adjust the fit, but a shin guard that’s too short won’t protect the vital parts of your leg.



 

  • In stock, ready to ship
  • Backordered, shipping soon
Recover Faster Between Sessions
Recover Faster Between Sessions
Impact-absorbing protection reduces cumulative damage so your body can recover and keep progressing.
Consistently Rated 5-Stars
Consistently Rated 5-Stars
Trusted by fighters across gyms, amateurs, and professionals who demand gear that holds up under real training.
Train Longer. Stay Protected.
Train Longer. Stay Protected.
Designed to absorb impact and support your joints so you can push harder without breaking down.
Trusted by World-Class Fighters
Trusted by World-Class Fighters
Used by UFC athletes like Justin Gaethje, Kamaru Usman, Cory Sandhagen and elite coaches at the highest level.

Designed from years in the corner and on the mats—built to solve real problems fighters face: shifting guards, an exposed ankle on knee checks, and inconsistent protection during live rounds.



Multi-layer compression foam and a full-wrap anatomical shell distribute force across the entire guard—reducing peak impact along the shin line and instep while maintaining mobility under load.


Materials
• Outer: Premium composite leather
• Core: Multi-layered impact-absorbing foam
• Inner: Soft neoprene lining

Key Features
• Full-length shield extending through the foot for complete shin and lower-leg protection
• Contoured design for secure coverage and stability during training
• Lightweight, secure fit that stays in place, so you can focus on training, not readjusting

Knee guards sold separately.


Domestic US Orders 

Turnaround Time

Every order is built for champions—give us time to prep and ship your gear. Quality takes time. Performance demands precision.

Carriers

We team up with trusted carriers to get your order to you, fast and secure:

  • USPS
  • UPS
  • FedEx

Tracking Info

As soon as your gear hits the road, we’ll send you a tracking number—if the carrier provides one. (Heads up: USPS First Class sometimes ships silent—no tracking on that option.)

Shipping Costs

Shipping rates are based on weight, location, and carrier.  location. You’ll see your full shipping cost before you confirm your order—no surprises.

International Orders

Yes, we ship internationally. This is fight-grade equipment for a global standard of athlete*. 

We partner with DHL Express Worldwide for all international shipping.

We’ve chosen DHL as our preferred international shipping carrier because it offers superior tracking and reliability—helping to ensure your gear arrives safely and on time. 

Duties, Taxes, and Fees

Your ONX gear is crafted to perform at the highest level — wherever you train. Please note that customs duties, taxes, or import fees may be applied by your country’s authorities. These charges are not included in your order total and are the responsibility of the recipient upon delivery.

*Compliance with international shipping laws may apply.

At ONX Sports, our mission is to protect the athlete, and we recognize the need for evolution in the realm of safety equipment. Mixed martial artists today are more athletic, and kick and punch with more force than ever before. It's time for equipment that keeps up with the demands of the athlete.  The state of the art compression foam in this product is designed for high level performance.  

The Elite Leg Armor protects your knees, shins, and foot in a way that is unmatched in the sport today. Designed to fully encase the wearer in protective armor, these shin guards are composed of soft neoprene lining, an outer composite leather, and an extra layer of impact technology foam that will protect you against anything life kicks your way. In addition to premium materials, the Elite Leg Armor has a full length protective shield covering the foot, as well as a built in knee guard. The lightweight and custom fitting design ensures you will spend less time adjusting the guards back into place, and more time focusing on the training. 

Whether grappling, wrestling, striking, or practicing footwork, the Elite Leg Armor will give you the mobility you need to meet the diverse demands of MMA training. Get ready to elevate your game knowing your knees, shins, and feet are protected. 

Trevor Wittman, the mastermind behind the ONX patented technology, has spent the last 10 years designing and testing the next generation of MMA protective equipment. 

Be different, be unique, be premium.

What Hones You

Complete the training kit with our X-Factor Training Glove (Velcro) and Elite Ultralight Headgear.

USES/SIZING/FIT

Custom sizing based on shin length and foot size.

Leg Armor Shin Size Shin Length
Small 12"
Medium 13"
Large 14"
X-Large 15"+

 

Leg Armor Foot Size Foot Length
Small 9" - 9 5/8"
Medium 9 3/4" - 10 1/4"
Large 10 7/16" - 11"
X-Large 11 1/8" - 11 5/8"

 

Reference the following image for measuring shin size and foot size:

ENGINEERED WITH PURPOSE

"These shin guards were built so you can throw everything with intent—without holding back and without putting your partner at risk." — Trevor Wittman

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