1. Made of POM material, resistant to chemical corrosion 2. There are large writing areas on both sides, and the front end is 45° writing surface 3. Reasonable buckle design to ensure the bottom cover is firmly combined in the process of organization and treatment 4. With detachable two-piece design, the bottom/cover is easy to disassemble and assemble, even if the cover is frequently switched, the sample will not be lost 5. There are different types of embedding boxes to choose from, to adapt to different needs 6. Multiple colors are available for easy differentiation 7. Suitable for most embedded box printers