With the constant improvement of the economic level, people has higher requirement for travel safety, reflective safety waistcoat, reflective clothing and reflective material needs more and more, in what fields then reflective material actually has what function? The reflective material mainly refers to the five levels of various reflective film, diamond-grade reflective film, high - strength reflective film, engineering grade reflective film, advertisement - grade reflective film and plate reflective film. Reflective material is mainly used in the production of all kinds of reflective signs signs, vehicle plate, safety facilities, etc., during the day, with its vivid colors have obvious warning role, at night or under the condition of insufficient light, its bright reflective effect can effectively increase the ability to identify the people see the goal, cause vigilance, to avoid the accident and reduce casualties, reduce the economic loss, become the indispensable safeguard of road traffic, has obvious social benefits. In addition, the use of reflective material reflective clothing, reflective pendant, reflective umbrellas, and so on have important role in the corresponding field, sincerely hope to have high efficiency in various fields in the future the use of reflective material, improve the safety factor of travel.