Desmo. Allegedly quieter, more wind and weather resistant. Well, who knows. That's not why it's worn. But the appearance is indeed superior, as is typical for Roof.

• Thermoplastic shell
• A very rare feature for a modular helmet - the chin bar rotates 180 degrees
• Scratch and anti-fog visor
• Automatic visor system - when the chin bar is lifted, the visor automatically moves up
  
• Removable and washable 3D lining
• Micrometer strap fastening
• Venturi air intake
• One-handed opening
  
• Double certified E22-05 J /P as both a full-face and open-face helmet