Answer：ABS plastic, reflective chip

Plastic road stud characteristics:

1. It is made of modified high-strength engineering plastics and glass fiber, injection molded, and can resist pressure of more than 16 tons.
2. There are handles on both sides of the shell, which is convenient for workers to hold the shell without dirtying the reflector during installation.
3. Special pattern design on the bottom surface of road studs, glued together, firmly connected with the ground, strong stability.
4. Resistant to salt and alkali corrosion and sand abrasion resistance.
5. The reflector has good performance, the reflector is a micro-prism total reflection reflector, and the reflective brightness reaches diamond-level reflective brightness.
6. Stable and reliable, durable.
7. It can be installed on the center line or the side line.