---
title: "Bootstrap Fill Icon | Free Download PNG & SVG | Bootstrap"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/bootstrap-fill--29335
canonical_url: "https://www.streamlinehq.com/icons/download/bootstrap-fill--29335"
summary: "Clean solid icon of a white capital B inside a black rounded square. Used for Bootstrap branding, web development, and UI tools."
---

# Bootstrap Fill icon

The Bootstrap Fill icon shows a white capital B centered inside a black rounded square. Drawn in the solid style on a 16px grid, its bold geometric silhouette stays clear at small sizes; use it for Bootstrap branding, web development, interface libraries, and developer tools. It belongs to Bootstrap free set in the Bootstrap family.

## Preview

![Clean solid icon of a white capital B inside a black rounded square. Used for Bootstrap branding, web development, and UI tools.](https://assets.streamlinehq.com/image/private/w_300,h_300,ar_1/f_auto/v1/icons/1/bootstrap-fill-ekqpbj1v6sh9zegjqbwav.png/bootstrap-fill-f568sdnp3579hjt48pu12c.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Bootstrap Fill
- **Type**: Icon
- **Set**: [Bootstrap](/icons/bootstrap-icons.md) — Bootstrap is a free and open source icon set created by Mark Otto for web development.
- **Family**: [Bootstrap](/icons/bootstrap.md)
- **Style**: Solid, Outlined, Bold
- **Category**: All Icons › All Icons
- **Default size**: 16px
- **Pricing**: Free
- **License**: [MIT](https://github.com/twbs/icons/blob/main/LICENSE)
- **Author**: [Bootstrap](https://icons.getbootstrap.com/)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: Bootstrap, fill, UI, framework, HTML, CSS, JavaScript, design, web, template, frontend, number

## Download

- [Download Bootstrap Fill on Streamline](https://www.streamlinehq.com/icons/download/bootstrap-fill--29335)

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