• Plastic
• Observation cages--these small boxes are meaningful educational supply, arousing interests in science and nature by closely viewing the ,Magnification Case
• Teaching apparatus--light weight and portable, easy to carry and storage,Viewer Cages
• viewer--except magnifier lid, the rest part can only show the normal size of ,Teaching Apparatus
• Boxes--encourage your to explore the nature to learn more about science, and the amazing miniature world,Teaching Apparatus
• Viewer--you can easily view the details of the under magnification through the clear lid,Teaching Apparatus