Description
Science Gizmos.
This science gizmo is a transparent durable test tube, made of solid plastic, supplied with lids. (also known as Crash Proof Test Tube).
These are very strong and sturdy test tubes with dimensions 28mm o.d x 140mm long x 40 ml.
Supplied in packs of 10.
Spare lids sold separately.
For other Gizmo options, click here.
Wikipedia info