HJC i20N Thorn Adult Street Helmets
The HJC i20N reimagines the open-face helmet with a bold, modern design built for everyday versatility. Its lightweight construction and secure fit deliver all-day comfort across a wide range of sizes, while the aggressive street-inspired styling sets it apart on the road. Designed for riders who want practical function without giving up attitude, the i20N is also communication-system ready, making it a sleek and dynamic choice for staying connected on every ride.
- Two top vents and integrated mouth vents for airflow
- Advanced Channeling Ventilation System helps manage heat and humidity
- Anti-bacterial interior with moisture wicking and quick drying performance
- Removable and washable crown and cheek pads
- Interchangeable cheek pads across all helmet sizes
- Glasses grooves designed to accommodate eyewear
- Smoke anti-scratch and anti-fog visor included
- Additional clear anti-scratch and anti-fog visor included
- Smart HJC ready for 10B and 20B Bluetooth systems
- Standards: DOT & ECE 22.06
- Colors: MC-5SF, MC-9SF
- Sizes: X-Small, Small, Medium, Large, X-Large, 2X-Large
- SKU: 0830-1135, 0830-1139
New or Brand New - Brand new item in original packaging (original manufacturer's warranty may apply).
Refurbished - Professionally restored and in perfect working condition. Original packaging may be missing or slightly damaged.
Used - Item has seen limited use but remains in good working condition. May show some limited signs of wear with small scratches or cosmetic blemishes. May arrive with damaged packaging or be repackaged.
Refurbished, Without Tags - Same as refurbished. Item may arrive with mising labels or tags.
Refurbished, Last Call - Same as refurbished. Last call or closeout item.
HOW TO DETERMINE YOUR HELMET SIZE
(H) HEAD
Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, repeat for good measure and use the largest measurement.
| SIZE | HEAD (IN) |
|---|---|
| 2XS | 20 1/8 - 20 1/2 |
| XS | 20 7/8 - 21 1/4 |
| SM | 21 5/8 - 22 |
| MD | 22 1/2 - 22 7/8 |
| LG | 23 1/4 - 23 5/8 |
| XL | 24 - 24 3/8 |
| 2XL | 24 3/4 - 25 1/8 |
| 3XL | 25 5/8 - 26 |
| 4XL | 26 3/8 - 26 3/4 |
| 5XL | 27 1/4 - 27 5/8 |
HOW TO DETERMINE YOUR HELMET SIZE
(H) HEAD
Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, repeat for good measure and use the largest measurement.
| SIZE | HEAD (IN) |
|---|---|
| YOUTH S | 19 1/4 - 19 3/4 |
| YOUTH M | 20 - 20 1/2 |
| YOUTH L | 20 7/8 - 21 1/4 |
| YOUTH S/M | 19 1/4 - 19 3/4 |
| YOUTH L/XL | 20 - 20 1/2 |
