imitation leather; leatherette paper
A paper product treated to resemble leather, used for bookbinding, stationery, and similar applications.
The cover of this notebook is made of imitation leather paper.
Compound of 擬 (gi, 'imitation') + 革 (kaku, 'leather') + 紙 (shi, 'paper'). The exact historical derivation is uncertain, but the word transparently describes its meaning.