Plastic test tubes with screw caps
2 plastic test tubes with screw caps. Can contain up to 50 ml. On the backside there is a small study that shows how rainwater can dissolve statues.
From 9 years.
The diameter is 2,6 cm in the bottom and 3,0 cm at the top. The length is 11,5 cm. The bottom is cone-shaped and the cone contains the first 2,5 ml.