DescriptionEach test tube drying rack has many pegs to conveniently hold inverted test tubes for drying purposes, as well as to minimize the collection of airborne contaminants. The bottom of the rack has holes to increase air flow. In addition to test tubes, the drying racks can be used to hold and dry electrophoresis and chromatography plates.Features- Color: Blue . - Material: Plastic. - Size: 17.50X9.50X6.00cm/ 6.88X3.73X2.36in. - High-quality and safe materials make it have a good touch feeling, practical and durable, and can serve you for a long time. - Suitable for home, school classroom, laboratory, research Institute and so on. - It has a simple design, but very practical in use, giving you a good using experience. - Peg design, easy to drain the remaining liquid, and easy to clean. - When not in use, the test tube racks can be stacked to save storage space.