---
title: "Oxygen Icon | Free Download PNG & SVG | Flex Duo"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/oxygen--24634
canonical_url: "https://www.streamlinehq.com/icons/download/oxygen--24634"
summary: "Rounded duotone icon of O2 inside a circular outline. Used for oxygen levels, air quality, and medical interfaces."
---

# Oxygen icon

The Oxygen icon shows the characters O2 inside a large circular outline. Drawn in the duotone style on a 14px grid with a 1px stroke, giving its rounded curves a clear, airy look. Use it for oxygen levels, air-quality monitors, respiratory care, and medical dashboards. It belongs to Flex Duo set in the Flex family.

## Preview

![Rounded duotone icon of O2 inside a circular outline. Used for oxygen levels, air quality, and medical interfaces.](https://assets.streamlinehq.com/image/private/w_240,h_240,ar_1/f_auto/v1/icons/science/oxygen-7zzd5lkmfodskoqrrnr28.png/oxygen-zre9fmolup860gz98ojwj.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Oxygen
- **Type**: Icon
- **Set**: [Flex Duo](/icons/flex-duo.md) — Flex is all about the curves. Its smooth curves brings fluidity and dynamism to your designs with a modern appeal. The Duo style is perfect for projects that require differentiation between actions, using color to convey meaning effectively. It also allows you to customize the line thickness. All Flex Duo icons are designed on a 14px grid with a 1px default stroke and two customizable colors.
- **Family**: [Flex](/icons/flex.md) — Fluid icons
- **Style**: Duo, Filled, Stroke
- **Category**: Nature Ecology › Science
- **Default size**: 14px
- **Stroke width**: 1px
- **Pricing**: Pro
- **License**: [Commercial](https://home.streamlinehq.com/license-premium)
- **Author**: [Streamline](https://home.streamlinehq.com/)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: oxygen, element, symbol, gas, chemical, science, chemistry, molecular, breath, breathe, air, combustion, photosynthesis, circle

## Download

- [Download Oxygen on Streamline](https://www.streamlinehq.com/icons/download/oxygen--24634)

## Also available in other styles

- [Oxygen — Flex Line](/icons/download/oxygen--24393.md) (Pro)
- [Oxygen — Flex Remix](/icons/download/oxygen--28633.md) (Pro)
- [Oxygen — Flex Gradient](/icons/download/oxygen--27786.md) (Pro)
- [Oxygen — Flex Flat](/icons/download/oxygen--24795.md) (Pro)
- [Oxygen — Flex Pop](/icons/download/oxygen--31195.md) (Pro)
- [Oxygen — Flex Solid](/icons/download/oxygen--24232.md) (Pro)
- [Oxygen — Flex Neon](/icons/download/oxygen--30308.md) (Pro)

---

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