This Doc figure is released by Funko in their POP! x Back to the Future 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, Star Wars, 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! Back to the Future series features characters from the 1985 sci-fi comedy film that was produced by Steven Spielberg, and stars Michael J. Fox, revolves around Marty McFly, a teenager who is accidentally sent back in time to 1955