A special paper.
|Number of materials.||
You have four choices but really three.
|Colors||Black, White, Cream, own project|
|Characteristics||The three color choices are the safe choice,
your own project means that you design an extra spread that is used as paper against the cover, which is not something we recommend..
|Pictures and info|
On the inside of the covers you can choose the color.
on the special paper that is where it has a relief surface,
and contributes to the book's lifetime you have three colors to choose from.
The choice depends a lot on the pictures you took
but most people currently choose white