Tempered glass road stud Main body:Tempered glass Weight:0.53kg Dimension:Dia.100mm Height:47mm Description1,360°Reflectivity2,Superlative reflectivity values3,Small profile suited to two wheeled road users4,Heavy duty toughened glass body with stands 25 tons5,Color: white,amber,red,blue,green,yellow Tempered glass road stud