{
  "description": "A custom HTML tag which asks Sklair to insert a component at that position.",
  "definition": "A component use is the custom HTML tag which Sklair replaces with a component's contents."
}
---

# Component use

A component use is a custom tag such as `<SiteHeader></SiteHeader>` in a source document or another component. It is sometimes called a component invocation in deeper compiler documentation.

See [Defining components](../components/defining-components.md).