---
title: "Block 1 Icon | Free Download PNG & SVG | Flex Line"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/block-1--24511
canonical_url: "https://www.streamlinehq.com/icons/download/block-1--24511"
summary: "Clean line icon of a circle crossed by a diagonal slash. Used for prohibition, disabled states, and do-not-enter warnings."
---

# Block 1 icon

The Block 1 icon shows a circular outline crossed by a diagonal slash. Drawn in the line style on a 14px grid with a 1px stroke for a clean, flowing appearance. Use it for prohibition signs, disabled states, blocked actions, and do-not-enter warnings. It belongs to Flex Line set in the Flex family.

## Preview

![Clean line icon of a circle crossed by a diagonal slash. Used for prohibition, disabled states, and do-not-enter warnings.](https://assets.streamlinehq.com/image/private/w_240,h_240,ar_1/f_auto/v1/icons/add-remove-delete/block-1-utu296hsjopge1l85xy63.png/block-1-zdhvddpknkhuc06hfawwhq.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Block 1
- **Type**: Icon
- **Set**: [Flex Line](/icons/flex-line.md) — Flex is a fluid icon family inspired by nature's curves. It replaces rigid geometry with smooth, flowing forms. The Line variant features elegant strokes with organic curves.
- **Family**: [Flex](/icons/flex.md) — Fluid icons
- **Style**: Line, Stroke
- **Category**: Interface Essential › Add Remove Delete
- **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**: block, prohibit, restricted, forbidden, accessdenied, delete, remove, stop, noentry, ban, negative, circle, nogo, noparking, edit, trash, garbage

## Download

- [Download Block 1 on Streamline](https://www.streamlinehq.com/icons/download/block-1--24511)

## Also available in other styles

- [Block 1 — Flex Duo](/icons/download/block-1--24560.md) (Pro)
- [Block 1 — Flex Remix](/icons/download/block-1--28512.md) (Pro)
- [Block 1 — Flex Gradient](/icons/download/block-1--27701.md) (Pro)
- [Block 1 — Flex Flat](/icons/download/block-1--24721.md) (Pro)
- [Block 1 — Flex Neon](/icons/download/block-1--30390.md) (Pro)
- [Block 1 — Flex Pop](/icons/download/block-1--31273.md) (Pro)
- [Block 1 — Flex Solid](/icons/download/block-1--24351.md) (Pro)

---

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