Oh, such a lovely ode to capitalism.
“The ABC’s of Branding” posters are not printed using ink, but are stamped and embossed using silver or gold foil. The letters on the limited-edition posters are all logos or emblems of various brands.
Snip from the site:
Printed in two different colorways, you have the choice of silver foil on black paper or gold foil on cream, both stocks are 100 lb. French Pop-Tone and are individually stamped, signed and numbered.
Link.