How Durable are Plants Map Tags and Signs?

The aluminum material is 4mm thick and it is about the thickness of a credit card, if not a little thicker. It is rigid and will not bend easily.

The surface is a painted satin matte finish and is a military spec coating tested for 12 years to stand up against UV, chemicals, temperature extremes and scratching. The material we use is actually the same material the military uses as identification tags on the exterior of helicopters and other aircraft.