it has undergone extensive wind tunnel testing

Functionality and Style:

allowing it to connect with devices from other brands

and intercom communications without compromise

NOLAN N20-2 VISOR ZEFIRO 341 CASCO JET DE MOTO Chaqueta de moto de malla it has undergone extensive windNolan N20 2 Zefiro Scope Details and Features Design and Construction It's a jet (open) helmet. The shell is made of Lexan polycarbonate , which offers strength and impact absorption. Certified under UN ECE 22 06 standard (in some versions). Visor and Sun Protection It features an ultra wide, scratch resistant screen . It features an internal sun visor (VPS) with UV protection (up to 400 nm) and an adjustable extension in 3 positions to fit the nose.