this is solar road stud ,the material is pc ,the color is can white ,red ,yellow ,green and so on . 1) raised pavement marker(road stud),2) highway delineator,3) fencing barrier for highway ,4) traffic sign5) traffic board ,6) lane divider,7) glass beads used in road reflective marker,8) traffic cone,9) solar traffic facilities,10) rubber speed hump, 11) road machine etc.