Road stud Road stud kt-201: size: 10.2cm(l)*10.2cm(w)*1.8cm(h) filling material: epoxy colophony crust material: abs pressure durability: 25t color of reflector: amber/white/red color of the crust: yellow/white material of the reflector: pmma/pc (either is ok) photometric values: white reflector 500 (mcd/lux) yellow reflector 300 (mcd/lux) Pakage