DescriptionThis condenser tube is made of premium glass, safe and durable, not easy to break, convenient to wash, can well serve you for a long time. A must have for mostchemistry experiments or DIY projects, easily meet your needs and sure to meet you a lot of conveniences.Features- Color: As Shown -Material:Glass - Size: 40.00X7.00X3.00cm/15.72X2.75X1.18in-A must-have tool for chemical experiment, suitable for school classroom teaching or laboratory. -Great for essential oil, extraction, distilled water, separation and more, easily meet your different needs. -Transparent design, which make it is easy for you to observe the situation inside the tube. -Perfect for scientific research, classroom teaching, laboratories of industrial and enterprises, or personal use. -Made of high-strength and wear-resistant glass material, durable for use, support long term use.