1.  High retro-reflectivity and brightness; the retro-reflective coefficient 628cd/(1X·㎡) that randomly tested by Ministry of Public Security of China is exceeding the first class standard, and the visible distance is 500 meters.

2.  High flexibility; it is easy and convenient to stick; even in Winter, it could be perfectly stuck on the corner and be also applicable to learner-driven vehicles and cars.

3.  Good waterproofing, all rounds have been sealed and made waterproof treatment, and the service life is as long as 5 years.