Corrugated plastic, also known by the brand name Coroplast®, is a tough, waterproof, plastic sign material which resembles the appearance of “plastic cardboard”. The hollow-fluted design & lightweight properties of Coroplast makes it extremely versatile, lightweight, easy to handle and simple to display in a number of ways.
- slightly ribbed surface
that looks like "plastic cardboard" - ideal for short term outdoor
use (Good for 1-day event signs
and last up to 2 years) - last for decades indoors
- completely waterproof
- The standard 3/16" thickness
(4mm) feels similar to stiff cardboard - has high tolerance for
cold and hot weather temperature
extremes
