# CartTransform - admin-graphql - OBJECT Version: 2025-01 ## Description A Cart Transform Function to create [Customized Bundles.](https://shopify.dev/docs/apps/selling-strategies/bundles/add-a-customized-bundle). ### Access Scopes `read_cart_transforms` access scope. ## Fields * [blockOnFailure](/docs/api/admin-graphql/2025-01/scalars/Boolean): Boolean! - Whether a run failure will block cart and checkout operations. * [functionId](/docs/api/admin-graphql/2025-01/scalars/String): String! - The ID for the Cart Transform function. * [id](/docs/api/admin-graphql/2025-01/scalars/ID): ID! - A globally-unique ID. * [metafield](/docs/api/admin-graphql/2025-01/objects/Metafield): Metafield - A [custom field](https://shopify.dev/docs/apps/build/custom-data), including its `namespace` and `key`, that's associated with a Shopify resource for the purposes of adding and storing additional information. ## Connections * [metafields](/docs/api/admin-graphql/2025-01/connections/MetafieldConnection): MetafieldConnection! ## Related queries * [cartTransforms](/docs/api/admin-graphql/2025-01/queries/cartTransforms) List of Cart transform objects owned by the current API client. ## Related mutations * [cartTransformCreate](/docs/api/admin-graphql/2025-01/mutations/cartTransformCreate) Create a CartTransform function to the Shop. ## Related Unions ## Examples