Feature:
Test tube rack, is the most basic chemistry experiment instrument
Plastic tube material stability, durable
The tubes can be placed in a test tube rack, an experiment to observe the phenomenon
It can also be used as containers for the pen, and used for placing cutlery spoon

Specification:
Material: Plastic
Size: 15.5*5*4.5cm
Color: random
Package included:1 pcs *Test Tube Rack