Science enthusiasts and teachers, this test tube rack kit is incredibly useful for both professional labs and educational settings! The set includes one rack and six test tubes, all made from durable plastic that can withstand regular use. The rack measures 17x13x5cm with color-coded transparent, red, and blue shelves that make organization easy and visually appealing. What's great is how versatile this kit is - while designed for laboratory use, it's perfect for science classrooms, home experiments, or even creative projects. The test tubes come with caps to prevent spills and contamination, making them ideal for storing liquids, powders, or small samples. I've used mine for everything from basic chemistry experiments with students to organizing craft supplies like diamond art beads and spices at home. The transparent design lets you easily observe reactions inside the tubes, and the lightweight construction makes it easy to move around or store when not in use. The rack has six holes that hold the tubes securely upright, preventing tipping and keeping your workspace organized. Whether you're a teacher setting up a classroom lab, a parent doing science projects with kids, or someone who needs organized storage for small items, this kit delivers fantastic functionality. The quality is solid for the price - the plastic feels substantial, not flimsy, and the tubes have smooth walls that are easy to clean. Definitely a practical addition to any science-oriented space!