John Doe JD/One review: Retro 70s design, full face helmet with multipart EPS system and extra large field of view. This guide considers the listed features and the checks to make before buying.
This is a specification-based buying guide, not a hands-on road test. We may earn a commission from purchases through our links, at no extra cost to you.
Key features of John Doe JD/One
Sportsbikeshop lists the following details for the checked version:
- Shell in plastic-reinforced fibreglass (FRP) and carbon composite
- Multipart EPS system with varying shock absorption rates
- Extra large field of view
- Ventilation system at the front and back, adjustable to multiple levels
- JD/One antifog, anti-scratch, and UV blocking visor (clear and tinted versions)
- Prefitted for comms systems/speakers
Protection and construction
The listed approval is ECE 22.06. Check the exact helmet label and specification for the version you are buying, particularly if you need it for a track event.
Fit and adjustment
The chin-strap fastening is Double-D. Make sure you are comfortable operating that fastening and adjusting it securely before choosing the helmet.
Comfort and everyday use
The interior is removable for cleaning. Follow the manufacturer’s care instructions and refit the pads in their original positions.
Fit and the exact version
Try the helmet on before committing to a size: check even contact around the head and secure retention with the strap fastened. Shell specifications do not establish whether its internal shape suits you. If you use glasses or an intercom, check their fit with this exact helmet and the relevant fitting instructions.
Versions and options
The checked listing links to these options: Gloss Black, Frozen Titanium, Frozen Off-White, Signature Frozen Black / Carbon, Spectral, Frozen Black, Frozen Carbon, Frozen Steel Blue. Check the selected version and available sizes before ordering; the linked price may apply to a particular option.
See our motorcycle helmet reviews for more buying guides.
Related reading: AGV K1 S Review.