Safe and durable test tubes are made of good plastic material, more resistant to crack and break, and can easily grasp test tubes thanks to the perfect size. These test tubes are great for scientific experiment, can exercise hands-on ability, increase interest in learning and exploring knowledge. Whether you're collecting liquid or solid samples, this tube is designed to accommodate a variety of sample types, making it a versatile addition to any laboratory or research setting. Features -Color:Brown -Material:PP -Size:4.80X1.10X1.10cm/1.89X0.43X0.43in -Capacity:1.5ML - Great to store samples, and liquids, suitable for scientific experiment, and propagation. - Convenient storage. The test tubes are compact and lightweight, making it easy to store when not in use. - These test tubes feature with smooth wall and lightproof, low temperature resistant. - The sufficient quantity of test tubes satisfy your various needs, and you can also share the extra amount with your friends. - This testing tube can be used in hospitals, prevention station, scientific research laboratory, etc. Package list: 60 x Testing Tubes