• Plastic
• Magnifying viewer:suitable for holding tiny bugs, normal size for using,viewer cages
• Observation cages:these observation boxes can be used to observe and other tiny creatures and plants,viewer
• Magnification case:​​​let you explain the knowledge in the books more concretely, which makes it easier for students to learn,viewer cages
• Boxes:you can easily view the details of the under magnification through the clear lid,viewer cages
• Teaching apparatus:light weight and portable, easy to carry and storage,viewer cages