noun
paper band; wrapper band; obi strip
A narrow paper band wrapped around a book, box, or product, often printed with promotional text or pricing. Commonly seen on Japanese books.
新刊にはよく帯紙が巻かれている。
New books often have a paper band wrapped around them.
帯紙に書かれたキャッチコピーが目を引く。
The catchphrase printed on the wrapper band catches the eye.