How thick are the signs?

Plastic signs (engraving): 1.6 mm.
Plastic signs (colour printing): 3 mm.
Wooden signs: 7,5 mm.
Aluminium signs: 1.5 mm.
Name badges (colour printing): from 0.5 mm to 1.6 mm.
Acrylic signs: 6 mm (wall distances are based on 19 mm from the wall).
Decals: 0.175 mm (175µ).
Banners: 0.47 mm.
Roll-ups (standard): 220 µ. Roll-ups (ECO): 330 µ.
Magnetic signs: 0.6 mm.
Brass label plates: 0.51 mm.
Plastic label signs: 1.6 mm.
Posters: 0.154 mm (154 μ)