Filter 1 Fill is a solid-style Icon from Sharp Fill - Streamline Material set.

The Filter 1 Fill icon shows a blocky filter shape with a white angular numeral 1 cutout and a stepped lower-left extension. Drawn in the sharp solid style on a 24px grid, it stays crisp in compact interface layouts. Use it for filtered lists, category filters, active filter states, and numbered filter options. It belongs to Sharp Fill - Streamline Material set in the Streamline Material family.