Flash Bomb

are used for diversions, creating a blinding light when they detonate. In the Naruto series, flash bombs may look like small spheres wrapped in paper or, more conventionally, as canisters. In the anime, it was shown that flash bombs can also be used in paper form similar to explosive tags.

Trivia

 * Flash bombs are popular tools of the Nara clan, as they can use them to temporarily increase the size and range of their shadows.