【Material】 Premium Borosilicate Glass, Heat & Shatter Resistant, Long-Lasting Use
【Size】Each tube measures 5.5 inches (14 cm) in length with a 14mm outer diameter, compatible with most applications.
【Easy Cleaning】Includes 4pcs specialized cleaning brushes for effortless maintenance, Its smooth, clean glass surface allows for convenient cleaning and keeps it tidy at all times.
【Value Pack】Package contains 6 pcs clear glass tubes and 4 Brushes, each 5.5 inches long, Such an ample amount will provide you with plenty of material for your glass blowing projects or other creative endeavors
【Versatile】Our clear glass tubing is suitable for a wide range of uses. Whether you're a laboratory researcher, a glass blowing artist.