These clear polystyrene boxes feature magnification circles on top for safe viewing of live specimens. The fiction fit lid assures that the top stays on. Perfect for looking at soil, seeds, leaves, rocks or small insects. The lids can be used as a regular magnifier for looking at larger objects that do not fit in the box.
Features:
- Polystyrene
- Friction fit lids
- Lid works as a magnifying glass
- 3X Magnification