Created with aerodynamics in mind, the Biplano rear spoiler has been tried using and tested in wind-tunnel conditions to develop this extremely-steady helmet. Pista GP did not halt there, this helmet is the 1st to element a removable hydration technique with inner channels and a drinking valve in the chin https://motorcycle-helmets-uk36813.ampedpages.com/helping-the-others-realize-the-advantages-of-motorbike-crash-helmet-54029948