The present invention provides a safety gear for cycling comprising a cycling gear, a turn signal component, a turn signal component circuit comprising a turn signal switch, a brake signal component, a brake signal component circuit comprising a brake signal switch. The turn signal switch and the brake signal switch can sense the roll and pitch motion of a cyclist's head to control the on or off of the turn signal component and the brake signal component respectively. This present invention allows the cyclist to keep both of his hands on the handle bar throughout a whole journey to maintain balance and control of bicycle, even though the cyclist needs to turn on the corresponding signals.