Add Comment Fill is a solid-style Icon from Rounded Fill - Streamline Material set.

The Add Comment Fill icon shows a filled speech bubble with rounded corners and a centered plus sign. Drawn in the solid style on a 24px grid for clear small-size UI use. Use it for comment buttons, annotation tools, discussion threads, feedback forms, and collaboration interfaces. It belongs to Rounded Fill - Streamline Material set in the Streamline Material family.