... . And independently use or use together with road marking construction . Fixed on road, it is used for marking the centre line ... edge line, curve, ring road, guiding marking, road narrowing, road obstruction .Type: Solar road stud, metal road stud, plastic road studSpecification: 100*100*20mmFeatures:1 ... color, good molded and diamond shining, which delights eyes, lights road and beautifies the city.