# React Button Group Component API

> Explore the API reference for the React Button Group component and discover how to effectively utilize its props for customization.

## CButtonGroup

```jsx
import { CButtonGroup } from '@coreui/react-pro'
```

### Props

| Name | Type | Default | Description |
| --- | --- | --- | --- |
| `className` | `string \| undefined` | - | A string of all className you want applied to the base component. |
| `size` | `"sm" \| "lg" \| undefined` | - | Size the component small or large. |
| `vertical` | `boolean \| undefined` | - | Create a set of buttons that appear vertically stacked rather than horizontally. Split button dropdowns are not supported here. |

## CButtonToolbar

```jsx
import { CButtonToolbar } from '@coreui/react-pro'
```

### Props

| Name | Type | Default | Description |
| --- | --- | --- | --- |
| `className` | `string \| undefined` | - | A string of all className you want applied to the base component. |