More to explore:
Black on Black. Nice! Triple duplexed/laminated board (using 3 types of coloured board and gluing them together under pressure) looks like a UV varnish has been applied on the black to achieve a tactile finish.
Motherbird business card, foil stamping
Gold Foil /
Rainbow Foil _ Universal Everything
Gold Foil Splash
Nice example of white foiling on coloured board - the slight impression left by the foil die gives a good tactile quality
Gmund Bier paper stock from GF Smith