Product Details
Size Guide
| XS | S | M | L | XL | XXL |
|---|---|---|---|---|---|
| 53-54cm | 55-56cm | 57-58cm | 59-60cm | 61-62cm | 63cm |
Just1 J39 Thruster Petrol Blue / Fuxia Black
The Just1 J39 Thruster Petrol Blue / Fuxia Black is a stylish, high-performance full-face helmet designed for riders seeking a striking colourway without compromising on safety and comfort. This J39 variant combines a petrol blue base with vivid fuxia black accents to create a modern, dynamic appearance that stands out on the road. The helmet features a high strength thermoplastic resin shell constructed in two shell sizes to deliver a refined fit across the XS–XXL range. With ECE22.06 approval and an integrated J.1.E.R emergency removal system, the J39 prioritises rider protection while the fully removable and washable interior keeps the helmet fresh and hygienic for everyday use.
The ventilation system on the Just1 J39 Thruster Petrol Blue / Fuxia Black includes eight air inlets and six air outlets to promote effective airflow, helping to regulate temperature during longer rides. The helmet also employs a double D locking system for secure retention and peace of mind. Three EPS liner sizes complement the two external shell sizes, offering optimised impact absorption and a comfortable internal volume tuned for varied head shapes. Whether commuting or exploring twisty backroads, the J39 delivers a blend of contemporary styling and dependable functionality.
Key Features:
- High strength thermoplastic resin shell in two shell sizes for improved fit
- ECE22.06 approved safety certification
- Three EPS sizes to fine-tune energy absorption
- J.1.E.R emergency removal system for rapid cheek pad extraction
- Removable and washable interior padding for easy maintenance
- Eight air inlets and six air outlets for efficient ventilation
- Double D locking system for reliable fastening
- Distinctive Petrol Blue and Fuxia Black colourway for modern aesthetics
- Shell 1 fits sizes S / M; Shell 2 fits sizes L / XL