This is the new demi-jet Grex ®. It features a visor to cut glasses, scratch resistant and UV protection up to 400 nanometers. The new helmet national DJ1 CITY is particularly studied in detail: - Comfortable and appealing new internal and external metal finish; - Thanks to two different external shell sizes (XXS / M, L / XL), the size of the helmet are always proportionate to the size of the pilot; - Has a retention system with quick release.