• Function (Features): 1. Adopt prism reflective technology, with multiple microcrystalline cube, which greatly increases reflective brightness, which is particularly conspicuous 2. Dust sun, wind and rain, etc. are not easy to fade 3. Waterproof and wear -resistant, the use time is strong and bright, and the color is bright. 4. The stronger the lights are, the more brighter, so the night ride is safer. 5. The frequency of reflector in the night riding is very frequent, mainly because the people and vehicles around them are noticed by the rider's existence, reducing the chance of collision between bicycles and other vehicles or pedestrians.