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