Glass Road Stud Star Logo with Anti Skid Type

Shell materials : Tempered Optical Glass of Highly Crystal Silicon
Retro Reflective Material : Silvering Material Protective
Measurement Diameter : 10CM
Measurement Diameter (Base) : 8.5 CM
Height : 4CM
Spherical diameter : 6CM x 1.5CM(H)
Weight : 500g
Protective material : Metallic Compound
Hardness : 170+-5
Retro Reflective : Angle 360°
Colour : White/Yellow
Weathering Resistance Properties : > 16280h
Anti-Collision Resistance : >=20tons