We have 2 types coffee backing hot foil:
I) Edge gilding hot foil, PG3 series, identical to KURZ GFM 14066 , is a special hot stamping foil, in coffee backing.
12micron PET film as base, use on edge gilding/ card gilding/very rough papers / flocked paper for medium and large area stamping.
II) Leather book cover hot foil, C10 series, identical to UNIVACCO RS series.
Also in coffee backing,widely used for leather book covers/ embossed papers/ ribbon and silk stamping for luxury packaging.