# Metafields

> Metafields store extra custom data on Shoplazza resources. Start here for metafield concepts, the supported data types, and how to read them in Liquid.

Metafields store extra custom data on Shoplazza resources. With metafields, you can add business-specific information beyond the standard fields and use it in your theme and related features.

## In this section

* [Overview](/docs/theme/theme-features/custom-data/metafields/overview): Learn the core concepts and use cases of metafields.
* [Types](/docs/theme/theme-features/custom-data/metafields/type): See the data types a metafield supports.
* [Use metafields in Liquid](/docs/theme/theme-features/custom-data/metafields/using-metafields-in-liquid): Read and render metafields in your theme.