SIERRA and ALPHA are the new Origine Demi-jet helmets: Sierra is the sportiest model with integrated solar visor, Alpha is classic style that in addition to the solar visor has a transparent protective visor scratches resistant; both helmets have removable and washable lining made  in classic style.

Technical Details

Weight: 1050 gr. +/- 50 gr.

Approval: ECE R22-05

External shell: Thermoplastic resin shell

Inner Lining: Synthetic Lining

Technical Features

• Thermoplastic Resin shell
• Removable and washable lining
• Integrated sun visor
• Micrometric retention system