# Hairline Phone

> An isometric line drawing of a phone taken apart into four layers (glass, board, battery, shell) that opens and picks a layer as the pointer moves across and down it.

- Author: [lucasmarkes](https://21st.dev/@lucasmarkes)
- Library: Hairline
- License: MIT
- Live preview: https://21st.dev/@lucasmarkes/components/hairline-phone

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/lucasmarkes/hairline-phone?api_key=$API_KEY_21ST"
```

Requires a 21st API key (generate one at https://21st.dev/mcp) passed as `API_KEY_21ST`. Free accounts get a limited number of installs per day; unlimited on a paid plan — see https://21st.dev/pricing.

Full component directory: https://21st.dev/llms.txt