Independent publisher Phoenix Yard Books has commissioned six further titles in The One and Only Colouring Book Series, including print books and collections of postcards.
The books, featuring illustrations from multiple artists, will be published in paperback from February 2016, with prices ranging from £6.99 to £8.99.
Since publishing in May 2015, sales of the series in the UK (comprising eight books in 2015) have totalled 26,726 units, according to Nielsen BookScan.
Vicki Berwick, head of PR at Phoenix Yard Books, said: “We are blown away by the public’s response to The One and Only Colouring Book series since we first released books, just six months ago. We are looking forward to showing the world our new titles in 2016.”
The books to be published next year are: The One and Only Elephant Parade Colouring Book For Adults (Feb 2016, £8.99), The Fourth One and Only Colouring Book For Adults (March 2016, £8.99), The One and Only Elephant Parade postcard Colouring Book (April 2016, £6.99), The One and Only Mandala postcard colouring book (April 2016, £5.99), The Second One and Only Colouring Book For Travelling Adults (May 2016, £8.49), and The Second One and Only Colouring Book For Grown Up Children (June 2016, £7.99).