Size Guide

Description
Keep your little ripper safe and stylish with the Giro Scamp II kids bike helmet—a perfect blend of world-class protection, comfort, and bold style. We make cycling accessible for the whole family, and safety starts with the smallest riders.
SIZING:
XS Size (45-49cm): Designed for riders aged 1 and older.
Small Size (49-53cm): Recommended for riders aged 5 and older.
The Scamp II is Giro’s smallest helmet, designed specifically for your young (or future) cyclist, yet it’s packed with big features. Drawing inspiration from advanced adult helmets, this lightweight in-mold helmet is constructed with impact-dissipating EPS foam and a sturdy polycarbonate shell for reliable protection.
Comfort and Fit for Fast-Growing Heads
This helmet ensures comfort and encourages more time in the trailer or on the bike. It features 13 deep vents for efficient cooling power, keeping heads cool on every adventure.
The key to multi-year safety is the simple-to-use Roc Loc® Junior fit system. This system features an easy-to-turn dial that provides extra adjustability, delivering a secure and snug fit as your child grows quickly.
Whether they’re cruising along in a trailer or graduating to their first pedal bike, the Scamp II is designed to make kids ask for more bike time. Invest in premium, Giro-engineered head protection and value, making every family ride safer and more fun.
Specifications
Geometry
Size Guide
Assembly
Description
Specifications
Geometry
Size Guide
Assembly
Keep your little ripper safe and stylish with the Giro Scamp II kids bike helmet—a perfect blend of world-class protection, comfort, and bold style. We make cycling accessible for the whole family, and safety starts with the smallest riders.
SIZING:
XS Size (45-49cm): Designed for riders aged 1 and older.
Small Size (49-53cm): Recommended for riders aged 5 and older.
The Scamp II is Giro’s smallest helmet, designed specifically for your young (or future) cyclist, yet it’s packed with big features. Drawing inspiration from advanced adult helmets, this lightweight in-mold helmet is constructed with impact-dissipating EPS foam and a sturdy polycarbonate shell for reliable protection.
Comfort and Fit for Fast-Growing Heads
This helmet ensures comfort and encourages more time in the trailer or on the bike. It features 13 deep vents for efficient cooling power, keeping heads cool on every adventure.
The key to multi-year safety is the simple-to-use Roc Loc® Junior fit system. This system features an easy-to-turn dial that provides extra adjustability, delivering a secure and snug fit as your child grows quickly.
Whether they’re cruising along in a trailer or graduating to their first pedal bike, the Scamp II is designed to make kids ask for more bike time. Invest in premium, Giro-engineered head protection and value, making every family ride safer and more fun.
| Size | Age | Range (cm) | Range (ft & in) |
|---|---|---|---|
| 12" (Balance) | 2 - 4 | 80 - 100 | 2'6" - 3'1" |
| 16" | 4 - 7 | 100 - 120 | 3'4" - 4'0" |
| 20" | 7 - 9 | 120 - 135 | 4'0" - 4'5" |
| 24" | 9 - 11 | 135 - 145 | 4'5" - 4'9" |
If you are outside of the size range or unsure of the right fit for you, give us a call or come in and visit your local store to talk about your best options.
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