---
title: "Warning Square Icon | Free Download PNG & SVG | Flex Pop"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/warning-square--31279
canonical_url: "https://www.streamlinehq.com/icons/download/warning-square--31279"
summary: "Rounded colored solid icon of a yellow square with blue border and exclamation mark. Used for warnings and alerts."
---

# Warning Square icon

The Warning Square icon shows a rounded yellow square framed by a thick blue border, with a blue vertical exclamation mark and dot. Drawn in the colored solid style on a 14px grid for a bold, fluid look. Use it for warning banners, validation errors, safety notices, and alert states. It belongs to Flex Pop set in the Flex family.

## Preview

![Rounded colored solid icon of a yellow square with blue border and exclamation mark. Used for warnings and alerts.](https://assets.streamlinehq.com/image/private/w_240,h_240,ar_1/f_auto/v1/icons/flex-pop/interface-essential/alerts/warning-square-jhqh034e0ppdv8r3juezil.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Warning Square
- **Type**: Icon
- **Set**: [Flex Pop](/icons/flex-pop.md) — Flex is all about the curves. Its smooth curves brings fluidity and dynamism to your designs with a modern appeal. The Pop style is useful for projects that need a colorful touch, helping to capture attention and strengthen brand recognition. All Flex Pop icons are designed on a 14px grid with a mix of outlined and filled shapes, including a wide color palette.
- **Family**: [Flex](/icons/flex.md) — Fluid icons
- **Style**: Pop, Filled
- **Category**: Interface Essential › Alerts
- **Default size**: 14px
- **Pricing**: Pro
- **License**: [Commercial](https://home.streamlinehq.com/license-premium)
- **Author**: [Streamline](https://home.streamlinehq.com/)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: warning, alert, caution, exclamation, square, symbol, frame, button, UI, interface, app, control, media, player, pause, wait

## Download

- [Download Warning Square on Streamline](https://www.streamlinehq.com/icons/download/warning-square--31279)

## Also available in other styles

- [Warning Square — Flex Line](/icons/download/warning-square--24510.md) (Pro)
- [Warning Square — Flex Duo](/icons/download/warning-square--24559.md) (Pro)
- [Warning Square — Flex Remix](/icons/download/warning-square--28514.md) (Pro)
- [Warning Square — Flex Gradient](/icons/download/warning-square--27705.md) (Pro)
- [Warning Square — Flex Flat](/icons/download/warning-square--24720.md) (Pro)
- [Warning Square — Flex Neon](/icons/download/warning-square--30396.md) (Pro)
- [Warning Square — Flex Solid](/icons/download/warning-square--24350.md) (Pro)

---

[View full sitemap](/sitemap.md)