The $399 Shoei RF-SR motorcycle helmet is anything but entry level, with most of the safety features found on more upscale brain buckets: three air intakes and two exhausts, a flip-down shield that ...

Shoei's 3D personal fitting system (PFS) captures the exact dimensions of your head and adapts the internal shape of the helmet to suit the unique contours of your head. But there's a catch – the ...