SISU Small NextGen Aero Guard 1.6mm Youth Mouthguard
The SISU NextGen Aero Guard Mouthguard features a new and improved sizing system so you can get the proper guard for you based on your measurements. Please refer to the size chart below to find your perfect fit! This mouthguard is ideal for team sports such as hockey, lacrosse, soccer, basketball, roller derby and more. The SISU Aero Guard features unmatched quality and functionality and was built with the athlete in mind. Its unique new feature are hyper-focused on additional protection and comfort.
- Made from high-tech thermoplastic material
- 30% stronger and has 8x greater tensile strength than conventional mouthguards
- Super slim, ultra-light design
- Quick, custom and remoldable fit
- Small/Medium is 1.6mm thin; Large is 2.0mm thin
- BPA, BPS, Latex, PVC and Phthalate free
- Ideal for team sports
| Size | Athlete Height | Mouth Size | Typical Age | Braces |
|---|---|---|---|---|
| Small | Under 5' | Small mouths/children | 7+ years | No |
| Medium | 5' to 6' | Average mouths | 10+ years | Yes |
| Large | Over 6' | Larger mouths | 13+ years | Yes |
793,207 marketplace ratings 4.6★ average
eBay
764,027
ratings · 99.8% positive
Amazon
26,221
ratings · 4.6★
Walmart
1,840
ratings · 4.5★
TikTok Shop
1,098
ratings · 4.5★
Best Buy
21
ratings · 4.38★
Target Plus
Authorized Seller
100,000+ units sold
As of August 2026 · Counts are lifetime; ratings and percentages reflect the last 12 months
ForzaBucks Rewards Free to join · 300 ForzaBucks welcome bonus Earn 3 per $1Redeem $5–$40Refer & earn
Welcome bonus
300
free at signup
Every order
3 per $1
earn on all merchandise
Birthday
200
ForzaBucks every year
Reviews
Up to 200
per verified review
Refer a friend
Give $10 · Get 500
friend's first $50+ order
Redeem
$5–$40
off at checkout
