The surface of the booster has a matte texture and is not easy to slip, suitable for most electric vehicles and motorcycle handlebars. It is ergonomically designed to reduce the burden on hands during long-distance riding. Reliable, only need to open and set the throttle handle, simple installation. Flexible use, long-distance riding only needs to hold the handlebar, and does not need to be tight. The booster adopts nylon, which is a kind of thermoplastic resin, with high mechanical strength and hardness, and high rigidity.