---
title: "Open Envelope Icon | Free Download PNG & SVG | Atlas Line"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/open-envelope--29427
canonical_url: "https://www.streamlinehq.com/icons/download/open-envelope--29427"
summary: "Clean line icon of an open envelope with a raised triangular flap. Used for email, messages, mail, and inbox interfaces."
---

# Open Envelope icon

The Open Envelope icon shows an envelope outline with a raised triangular flap and folded inner edges. Drawn in the line style on a 16px grid with a 1px stroke so it stays clear at small sizes. Use it for email buttons, message tools, inboxes, mail links, and contact forms. It belongs to Atlas Line free set in the Atlas family.

## Preview

![Clean line icon of an open envelope with a raised triangular flap. Used for email, messages, mail, and inbox interfaces.](https://assets.streamlinehq.com/image/private/w_300,h_300,ar_1/f_auto/v1/icons/communication/open-envelope-sw89sa1n73u2hacd341gk.png/open-envelope-4mdog2l5uxf6ls4ccvzkon.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Open Envelope
- **Type**: Icon
- **Set**: [Atlas Line](/icons/atlas-line.md) — Atlas is a free and open source icon set created by Vectopus with clean, modern design.
- **Family**: [Atlas](/icons/atlas.md)
- **Style**: Line, Stroke
- **Category**: Communication › Communication
- **Default size**: 16px
- **Stroke width**: 1px
- **Pricing**: Free
- **License**: [MIT](https://github.com/Vectopus/Atlas-icons-font/blob/main/LICENSE)
- **Author**: [Vectopus](https://atlasicons.vectopus.com/)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: open, envelope, mail, message, letter, email, communication, send, postal, newsletter, correspondence, stationery, mailbox

## Download

- [Download Open Envelope on Streamline](https://www.streamlinehq.com/icons/download/open-envelope--29427)

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