OVER 1 MILLION COPIES SOLD
A NEW YORK TIMES BESTSELLER
WINNER OF THE KATE GREENAWAY MEDAL
WINNER OF THE CALDECOTT MEDAL
WINNER OF THE UKLA BOOK AWARD
FROM THE WINNER OF THE ASTRID LINDGREN MEMORIAL AWARD 2026
A tiny fish wears a blue hat. It fits him perfectly.
But this is not his hat. He just stole it.
"As funny and minimalist as its predecessor" Guardian
"A masterpiece" Observer
"Suspense, menace, morality and a twist" Sunday Times
Collect all three HAT books:
I Want My Hat Back
This is Not My Hat
We Found a Hat
Kids will love this hilarious fairy tale adventure packed with clever twists, familiar characters and page-turning fun.
The second book in a fabulous new magical, middle-grade series filled with adventure, wonder and wildness,
This is Book 2 in the The Hat Trilogy Series. See all The Hat Trilogy books here.
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Jon Klassen Biography
Jon Klassen is a Canadian writer and illustrator of children's books and an animator. He won both the American Caldecott Medal and the Kate Greenaway Medal for children's book illustration for his picture book This Is Not My Hat which he also wrote. He is t
Jon Klassen Biography
Jon Klassen is a Canadian writer and illustrator of children's books and an animator. He won both the American Caldecott Medal and the Kate Greenaway Medal for children's book illustration for his picture book This Is Not My Hat which he also wrote. He is t