Like a real police car, with blue and red siren lights.
Material: 83% Polyamide and 17% Elastane.
One size: Fits any helmet size.
Multisport:Suitable for ski helmets, bicycle, scooter, skating, skateboard and even motorcycle.
Adaptable in soft ear helmets. Rear opening to fix the goggles on ski helmets.
Do not wash. The electrical part would be damaged.