---
title: "Lock Icon | Free Download PNG & SVG | Rounded Line - Streamline Material"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/lock--32930
canonical_url: "https://www.streamlinehq.com/icons/download/lock--32930"
summary: "Rounded line icon of a padlock with a curved shackle and circular keyhole. Used for security, privacy, and lock controls."
---

# Lock icon

The Lock icon shows a rounded padlock with a curved shackle and circular keyhole. Drawn in the rounded line style on a 24px grid for clear, consistent UI rendering. Use it for security indicators, privacy controls, login screens, access settings, and protected content. It belongs to Rounded Line - Streamline Material set in the Streamline Material family.

## Preview

![Rounded line icon of a padlock with a curved shackle and circular keyhole. Used for security, privacy, and lock controls.](https://assets.streamlinehq.com/image/private/w_240,h_240,ar_1/f_auto/v1/icons/privacy-security/lock-97e45.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Lock
- **Type**: Icon
- **Set**: [Rounded Line - Streamline Material](/icons/material-pro-rounded-line.md) — Material Pro Rounded Line variant features rounded corner styles in line format, following Google's Material Design with enhanced coverage and consistency.
- **Family**: [Streamline Material](/icons/material-pro.md)
- **Style**: Line, Outlined, Geometric
- **Category**: Privacy Security › Privacy Security
- **Default size**: 24px
- **Pricing**: Pro
- **License**: [Commercial](https://home.streamlinehq.com/license-premium)
- **Author**: [Streamline](https://home.streamlinehq.com/)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: lock, padlock, locked, keyhole, security, secure, privacy, protection, safety, access

## Download

- [Download Lock on Streamline](https://www.streamlinehq.com/icons/download/lock--32930)

## Also available in other styles

- [Lock — Outlined Line - Streamline Material](/icons/download/lock--32260.md) (Pro)
- [Lock — Sharp Line - Streamline Material](/icons/download/lock--32889.md) (Pro)

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