Posters are usually printed one-sided.

The most common material is:
 

For indoor

• Paper

• Vinyl (with laminate) 

• Corrugated plastic sheets covered with vinyl - cheap solution for pictures printing (barbers, beauty salons...)

For outdoor

• Corrugated plastic sheets covered with vinyl - cheap solution for pictures printing (barbers, beauty salons...)

• Foam 3mm covered with vinyl - foam looks better and the surface is flat

• Foam 5mm covered with vinyl

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