Riderss must wear a full face helmet (either fixed or detachable) at all times during the race including liaison stages on the bike.

车手在比赛期间必须佩戴全盔(固定式和可拆分式)，包括骑车通过的转移路段在内。

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The AVIC-X950BH also features a detachable face.

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Sure, it's got an unbelievably long, non-detachable wire sticking out of it, but its build quality is top notch and its ultra-clicky face buttons are a pleasure to use.

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