Features:
Jet type for all displacement. Lightweight and small hat for safety
The shield is long enough to cover the chin. The shield uses a blue gradation to reduce glare.
The interior is made of quick-drying material, removable and easy to clean. 6 vents efficiently draw moisture and heat away rapidly to keep the interior clean.

Compatible with all displaces.
SG standard, PSC mark.
Size: One size fits most; 22.4 - 23.6 inches (57
Helmet Material: ABS
Helmet Weight: 4.9 oz (1,260 g) ± 1.8 oz (50 g).
Internal attachment, removable type, washable.
Adjust sponge included
Adopts a one-touch buckle on the chin strap.
D-ring for helmet holder
In-Cam Compatible*
Compatible with glasses.
Repair Parts: Shield (blue gradation (standard) / Clear / Smoke) / Screw & Washer Set / Base Plate Set / Small Screw Set / Ventilation (2 front / 2 rear PCS) / Cheek Set / Crown Pad / Cheek & Crown Set
*May not fit depending on shape

From the Manufacturer

Motorcycle Jet Helmet

Jet helmet compatible with all displaces.

Equipped with a UV protective gradient shield.

The shield is long to ensure a wide view and protect against wind pressure, making it easy to maintain vision even in windy rainy days.

In addition, the shield is not only UV protection, but it also has a blue gradation to reduce glare on days with strong sunlight.

Features a silent built-in mecha shield mechanism.

Ventilation effect

The ventilation mechanism ensures sufficient ventilation and reduces stuffiness inside the helmet with 4 movable locations and 2 fixed positions.

Removable interior

The interior is easy to remove and can be washed with water, and the interior body is made of dry material that is sweat absorbent and quick drying for improved comfort.

The chin strap is made with a one-touch buckle that makes it easy to put on and take off.

The photo shows the interior of the M-520.