also: しせい
noun which may take the genitive case particle 'no', noun
paper; made of paper
Describes items manufactured from paper; commonly used as a no-adjective before nouns.
紙製のコップを使う。
I use paper cups.
この箱は紙製です。
This box is made of paper.
Compound of 紙 (kami, 'paper') + 製 (sei, 'made of'). The reading しせい uses the on'yomi of both characters.