- High-quality transparent plastic test tubes, resistant and durable - Includes 15 tubes of 12 mm diameter and 75 mm length, each with a natural cork stopper - Safe material, odorless and non-toxic, suitable for laboratory, kitchen, or crafts - High transparency to identify contents at a glance - Conical and trapezoidal cork stoppers for effective sealing and easy access - Reusable and washable, ideal for storing spices, confectionery, seeds, bath salts, or liquids - Versatile use: perfect for experiments, samples, storage of small objects, or creative gifts - Compact and portable, easy to transport and organize