Boots is useful for English practice if you can already follow natural conversations. Learners will hear plenty of useful natural English, but some lines may still require a second listen. There is enough plot detail to keep learners engaged without making the whole experience confusing. With the dialogue moving at a natural rhythm, viewers should catch most of it, although a few moments may still be challenging. If your English is close to B2/C1, Boots can be useful for building confidence with more complex narratives.