... blue ,light blue, amber, yellow, green, pink,Purple, redRegularly stocked tubing size7x1.5mm,8x1.5mm,9x2mm,12x2mm,12x2.2mm,13x1.8mm ... 4mm, 51 x 4.8mmNote: standard length of clear tubing:1500mm; standard length of colored tubing:1220mmApplicationglass bong, waterpipe pot,,lightingtubes, chemical lab ... bottles, food packing, wine bottles of top-quality, decoration, fitment Borosilicate clear glass tube