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If we force Bixi users to wear helmets and they stop riding due to the inconvenience of needing to constantly carry a helmet, then we may (as DeMarco noted in his 2002 analysis of helmet safety) save a few brains but destroy many hearts. Quebecs auto-insurance board, the SAAQ, encourages cyclists to wear helmets, implying they would reduce head injuries and deaths
According to Trek, the Ballista aero helmet saves upwards of 10 watts over the course of an hour of riding when compared to its own Velocis road helmet
HYPER DOUBLE SUPPORT provides full support and suspension of the pinion gear with bearings on either end, furthering smooth gear rotation and overall performance
That way if they get too warm it could be stuffed in a jersey pocket or pack
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