This is a Particular-generated asset featuring floating flower petals.

It includes four variations—pink, red, blue, and purple—each with three different motion patterns.

You can adapt these to create a variety of motion effects by adjusting the parameters.

Created using After Effects 2022 and Particular, version 5.0.0.

If you’re using a different version of After Effects or Particular, you should be able to use this asset by importing the Particular settings when you launch the software.

Translated with DeepL.com (free version)