UNDER ARMOUR Gameday Pro Mouth Guard - High-Impact Protection

In this review of the UNDER ARMOUR Gameday Pro Mouth Guard the bottom line is straightforward: this mouthguard is aimed at athletes in contact sports who need a reliable, comfortable option that prioritizes impact protection and breathability. The reviewer found the unit's dual layer construction and gel-fit liner to be the single biggest reason to buy, because they combine solid shock absorption with a secure, molded fit that can be worn for extended practices or games. It is practical for team sports and combat training where a mouthguard is required or strongly recommended.

Key Features

• Sports compatibility: Designed for a wide range of contact sports, the mouth guard works for football, basketball, lacrosse, hockey, MMA, boxing and jiu jitsu, which makes it versatile for multisport athletes.
• Gel-fit liner: The new gel-fit liner is easy to fit and forms to teeth and gums, producing a comfortable seal that reduces movement during play.
• Dual layer protection: The dual layer design provides advanced protection against impacts while maintaining a contoured fit for the mouth and jaw.
• Breathable design: Integrated breathing channels make it noticeably easier to inhale and exhale during exertion, supporting performance on the field or in the ring.
• Adaptable fit: Universal design fits nearly all bite patterns and includes a detachable helmet strap for football use, adding convenience for helmeted sports.
• Durable construction: Made from 100% EVA, the guard holds shape through repeated use and comes backed by a $10,000 dental warranty for added peace of mind.

Who It's For

The Gameday Pro is best for high-school and adult athletes who compete in contact sports and want a mouthguard that balances protection, breathability, and a comfortable custom-like fit. Team players who use helmets will appreciate the detachable football helmet strap, while those doing stand-up combat sports benefit from the breathing channels.

It is less suitable for someone seeking a highly customized appliance made by a dentist, or for young children who may need a smaller, youth-specific size; users who require orthodontic accommodation should consult a dental professional instead.

Pros & Cons

Pros

• Dual layer construction offers strong impact protection without feeling overly bulky in the mouth.
• Gel-fit liner provides a comfortable, molded fit that reduces shifting during activity.
• Breathing channels improve airflow, making it easier to perform during high-intensity efforts.
• Includes a detachable helmet strap and a $10,000 dental warranty for peace of mind.

Cons

• Universal sizing may not match the fit of a custom dental mouthguard for users with unique bite or orthodontic needs.

Specifications

Brand	Under Armour
Model	Gameday Pro Mouth Guard
Construction	Dual layer, 100% EVA
Fit system	Gel-fit liner (boil-and-bite style fit)
Breathability	Integrated breathing channels
Accessories	Detachable football helmet strap
Warranty	$10,000 dental warranty

Our Verdict

The UNDER ARMOUR Gameday Pro Mouth Guard is a practical, value-minded choice for contact-sport athletes who need solid impact protection combined with comfort and breathable performance. Its dual layer build, gel-fit liner and helmet strap make it especially useful for multisport players and team athletes, while the dental warranty adds reassurance. Those seeking a fully custom dental appliance should consider alternatives, but for most players this is a dependable, well-rounded mouthguard.

Frequently Asked Questions

Is this mouthguard suitable for all contact sports?
The guard is designed for a wide range of contact sports including football, basketball, lacrosse, hockey, MMA, boxing and jiu jitsu, making it versatile for many activities.

How does the fit system work?
The product uses a gel-fit liner that is easy to mold to teeth and gums for a more secure fit; follow the included boil-and-bite instructions for best results.

Does it include any warranty?
Yes, the mouth guard comes with a $10,000 dental warranty that covers certain dental injuries when used as directed.