---
components: ExpansionPanel, ExpansionPanelActions, ExpansionPanelDetails, ExpansionPanelSummary
---

# Expansion Panel

[Expansion Panels](https://material.io/archive/guidelines/components/expansion-panels.html) contain creation flows and allow lightweight editing of an element.

## Simple Expansion Panel

{{"demo": "pages/demos/expansion-panels/SimpleExpansionPanel.js"}}

## Secondary heading and Columns

Multiple columns can be used to structure the content, and a helper text may be added to the panel to assist the user.

{{"demo": "pages/demos/expansion-panels/DetailedExpansionPanel.js"}}

## Controlled Accordion

Extend the default panel behavior to create an accordion with the `ExpansionPanel` component.

{{"demo": "pages/demos/expansion-panels/ControlledExpansionPanels.js"}}
