This Pennywise vinyl figure is released by Funko in their POP! Movies x It 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! Movies x It series features characters from the 2017 film adaptation of Stephen King's novel. The story follows a mnster of unknown origins that preys upon the local children of Derry, Maine roughly every twenty-seven years, using a variety of powers that include the ability to shapeshift, manipulate, and go unnoticed by adults.