This The Child vinyl figure is released by Funko in their POP! x Star Wars - The Mandalorian vinyl figure series.
Funko POP! is a crossover vinyl figure series by Funko and other famous franchises such as Disney, Pixar, DC Comics, Marvel Comics, Simpsons, South Park, Uglydoll, etc. Each POP! figure is about ~3" to ~5" tall and crafted in a Japanese anime/manga super-deformed style (NOTE: due to the unique design of each character, the actual size of the figures may be smaller or bigger than stated).
The POP! x Star Wars - The Mandalorian series features characters from the space Western web television series on Disney+. Set in the Star Wars universe, the series will take place five years after the events of Return of the Jedi and follows a Mandalorian bounty hunter beyond the reaches of the New Republic.