colored borosilicate glass rod 1) red,black,pink,purple,green,etc. 2) Dia4~30mm, 1200mm long colored ... , pink, purple, green, yello, amber, dark/light blue, opaque/transparent black 2) diameter: 4~30mm 3) length: 1,200mm Feature: 1 ... making 2) for decoration accessories colored borosilicate glass rod (red,black,pink,purple,green,yellow,amber,blue)