Shoei RF-1400 HelmetDESCRIPTION SHOEIs RF line has a rich heritage, dating back nearly four decades. Always focused on innovation, SHOEI released the 1400 model in 2021. This road riding helmet was tested in SHOEIs wind tunnel facility, where aerodynamics and ventilation were examined and refined. Six air intake and four exhaust vents are designed to keep your head cool, while upward lift and drag were reduced in comparison to its predecessor, the RF 1200. A new,