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Top 7 Rated Kids Mouth Guards for High-Impact Sports

Best Junior Mouth Guards

Taylor Saipe |

Making sure your child is protected during high-impact sports is every parent's priority.


A good kids' mouth guard is essential—not only does it protect teeth, but it also helps prevent jaw injuries and concussions. It's no wonder many parents ask, What's the best youth mouth guard? After all, no one wants unexpected trips to the dentist because of a chipped tooth!


Whether your child is into boxing, MMA, or Muay Thai, finding the right mouth guard can feel overwhelming.


To help, we've put together a list of top-rated options that offer excellent protection, including choices for kids with braces.

Best Gumshields for Kids

Best Overall Youth Mouth Guard: OPRO Junior Instant Custom Fit Mouth Guard

Best Youth Mouth Guard for Braces: Doctor 4100 Braces Youth Mouth Guard

Best Youth Mouth Guard for Style-Conscious Kids: SafeJawz Marvel Logo Mouth Guard

Best Youth Mouth Guards in Bulk: Bytomic Gumshield

1. OPRO Junior Instant Custom-Fit Mouth Guard

Brand: Opro


When it comes to finding a mouth guard that offers both protection and comfort, the OPRO Junior Instant Custom-Fit Mouth Guard stands out as one of the top choices. Not only is it known for its excellent protection, but it's also incredibly comfortable to wear.


Featuring a triple-layer construction, this mouth guard provides top-tier defence against damage, trusted by professional athletes. Plus, OPRO offers a wide variety of custom gum shield colors, so your child can choose one that matches their sports style.


OPRO's patented self-impression fin technology is a game-changer. Paired with the compression cage, the unique hi-flow gel fins mold securely around teeth, delivering a fit that's as close to dentist-made as you can get.

Colour Options: Black/White, Blue/Gold, White/Gold, Red/White, Sky Blue

2. Doctor 4100 Braces Youth Mouth Guard

Brand: Shock Doctor


For kids with braces, finding the perfect mouthguard can be tricky—but that's where the Shock Doctor Youth Mouth Guard comes in.


This mouthguard is tailored specifically for kids with braces, ensuring a comfortable fit that doesn’t sacrifice protection.


With top-notch shock absorption, it goes beyond just shielding their teeth—it also safeguards their braces and the sensitive gums surrounding them. Plus, it's made from 100% medical-grade silicone, which means it can adapt as their teeth shift and change, providing continuous comfort and protection.

Colour Options: Blue

3. SISU 3D Junior Tether Mouth Guard

If you're looking for something that combines both innovation and protection, the SISU 3D Junior Tether Mouth Guard might be the best choice.


Crafted from medical-grade thermo-polymer, these mouthguards offer 30% more strength than standard plastic alternatives, all while remaining flexible enough for maximum comfort and a barely-there feel.


At Made4Fighters, we're excited to offer a full range of SISU mouthguards, including the SISU 3D Junior Tether Mouth Guard, so you can find the perfect fit and style for your needs.


The pre-formed guard easily molds to your mouth for quick, hassle-free use, and the secure tether ensures a strong connection to your helmet cage, so you’ll never have to worry about misplacing it.


One of its standout features is the ultra-thin design at just 2.0mm, providing a discreet and comfortable fit. Keep in mind that this youth mouthguard is specifically designed for athletes under 5' tall. And for those with braces, the good news is that it’s compatible—just have it professionally fitted by a dentist.


Plus, it’s non-toxic, free from BPA, BPS, latex, PVC, and phthalates, so you can feel confident about your health and safety.

Colour Options: Black, Pink, Blue, Red, White

4. SafeJawz X Marvel Mouth Guard

For the young superheroes in your life, the SafeJawz Marvel Logo Mouth Guard is not just a protective gear but a fun accessory that your child will love to wear.


With iconic Marvel logos and characters, this mouthguard adds a fun twist to serious protection, making it a perfect gift for any young superhero fan!


It’s designed with Fluid Fit™ Technology, ensuring a slim and comfortable fit that’s just right for kids up to 11 years old. Plus, it comes with a handy case for easy storage (check out the images below).


The only downside? It’s not suitable for kids with braces.

Kids Marvel Mouth Guard
Before vs After fitting Marvel mouth guard

Colour Options: Marvel Logo, Range of Marvel Characters

5. SANDEE Mouth Guard

When it comes to finding the best Muay Thai brand kids' mouthguard, the Sandee Junior Gum Shield is a standout choice.


This mouthguard, created in collaboration with SafeJawz, offers unbeatable quality and comfort, making it a top pick for young athletes, whether they’re training in Muay Thai or any other martial art—especially at such an affordable price.


One of the great perks of this mouthguard is its adaptability. You can remold it multiple times, ensuring a perfect fit every time.

Colour Options: Black/White

6. Venum Challenger Kids Mouth Guard

The Venum Challenger Kids Mouth Guard is a fantastic option for parents seeking high-quality dental protection for their young athletes, offering excellent value for money.


Specifically designed for kids up to 10 years old, this mouthguard ensures a comfortable, distraction-free training experience while meeting the highest safety standards.


For the little MMA fighters out there, the iconic Venum logo on the front proudly represents the brand’s commitment to quality and innovation, backed by years of expertise.

Colour Options: Black/White, Black/Red

7. Bytomic Youth Mouth Guard

Another great kids' mouthguard that will boost confidence and protect those pearly whites is the newly improved Bytomic Gum Shield. Engineered for exceptional comfort and unbeatable protection, this advanced design is the perfect companion for any martial arts showdown.


Ideal for Entry-Level Fighters: Designed specifically for beginners and entry-level athletes, it ensures optimal protection and performance, whether in martial arts, basketball, wrestling, or other sports.


Each gum shield comes with a protective case to keep it clean and hygienic, and for those looking to stock up, convenient packs of 10 are available.

Colour Options: White, Black, Clear, Metallic 

The Importance of Mouth Guards in High-Impact Sports

Wearing a mouthguard isn’t just about protecting your child’s teeth; it’s about ensuring their overall safety against potential injuries. High-impact sports like rugby, boxing, MMA, and Muay Thai come with risks of dental trauma, and jaw injuries, making a sports mouthguard an essential piece of your child’s gear.


Here's why a custom-fit kids mouthguard is crucial:


  • Prevents Dental Injuries: A well-fitted mouth guard absorbs and distributes the force of impact, significantly reducing the risk of chipped or broken teeth.
  • Reduces Concussion Risk: By cushioning the blow to the lower jaw, a mouth guard can also lower the risk of concussions.
  • Protects Soft Tissues: Mouth guards help shield the lips, tongue, and inner cheeks from cuts and bruises, which are common in high-contact sports.

When selecting a junior mouth guard, consider factors like comfort, protection level, and the specific needs of your child, such as whether they wear braces or need a more affordable option.


For those looking for an economical choice, the Bytomic Gumshields Pack of 10 offers great value, providing multiple guards that are perfect for training sessions and competitions alike.

So, why take a chance with your child’s dental health? Invest in a high-quality mouth guard today and keep those smiles safe on and off the field.