---
title: "Mail Loading Icon | Free Download PNG & SVG | Core Duo"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/mail-loading--24155
canonical_url: "https://www.streamlinehq.com/icons/download/mail-loading--24155"
summary: "Clean duotone icon of an envelope with circular loading arrows. Used for email loading and message syncing."
---

# Mail Loading icon

The Mail Loading icon shows a rounded envelope with an inner flap and two curved arrows forming a circular refresh symbol. Drawn in the duotone style on a 14px grid with a 1px stroke for clear, airy UI rendering. Use it for email loading states, message synchronization, inbox refresh controls, and mail delivery progress. It belongs to Core Duo set in the Core family.

## Preview

![Clean duotone icon of an envelope with circular loading arrows. Used for email loading and message syncing.](https://assets.streamlinehq.com/image/private/w_64,h_64,ar_1/f_auto/v1/icons/inbox/mail-loading-xfbt3tnr475y3cpobm27j.png/mail-loading-xwdppi2nxerlqupdbcl22.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Mail Loading
- **Type**: Icon
- **Set**: [Core Duo](/icons/core-duo-color.md) — Core is timeless, like the Helvetica font or The Beatles. With its minimalist design and neutrality, it can adapt to any layout. 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 Core Duo icons are designed on a 14px grid with a 1px default stroke and two customizable colors.
- **Family**: [Core](/icons/core-sets.md) — Minimal icons
- **Style**: Duo, Minimal, Stroke, Filled, Wireframe
- **Category**: Mail › Inbox
- **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**: envelope, refresh, mail, inbox, email, message, reply, respond, arrow, send, communication

## Download

- [Download Mail Loading on Streamline](https://www.streamlinehq.com/icons/download/mail-loading--24155)

## Also available in other styles

- [Mail Loading — Core Line](/icons/download/mail-loading--23614.md) (Pro)
- [Mail Loading — Core Neon](/icons/download/mail-loading--30499.md) (Pro)
- [Mail Loading — Core Solid](/icons/download/mail-loading--23805.md) (Pro)
- [Mail Loading — Core Remix](/icons/download/mail-loading--29030.md) (Pro)
- [Mail Loading — Core Gradient](/icons/download/mail-loading--28392.md) (Pro)
- [Mail Loading — Core Flat](/icons/download/mail-loading--23893.md) (Pro)
- [Mail Loading — Core Pop](/icons/download/mail-loading--31396.md) (Pro)

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