Thank you for viewing! This is a set of a flask, glass test tubes, and a wooden rack, perfect for experiments or interior decoration. I purchased these items from a specialty store for experiments, and I have used them twice as flower vases. Some items have remaining dust or water marks. Recycled packing materials may be used. Contents: - Flask x 1 Height: Approximately 17.5cm - Test tubes x 6 Height: Approximately 18cm - Test tube rack Height: Approximately 12cm, 20.3cm x 6.5cm - Material: Glass and Wood - Type: Test Tube Rack with Test Tubes - Capacity: Holds 6 test tubes - Additional Features: Includes a conical flask - Design: Modern and functional design