---
title: "Asset"
description: "Asset"
url: "https://www.contentstack.com/docs/developers/sdks/content-delivery-sdk/dart/reference/asset"
product: "Contentstack"
doc_type: "guide"
audience:
  - developers
  - admins
version: "current"
last_updated: "2026-09-10"
---

# Asset

## Asset

The asset provides asset methods

## version

Specify the version number of the asset that you wish to retrieve. If the version is not specified, the details of the latest version will be retrieved..

```
import contentstack;

final stack = contentstack.Stack("apiKey", "deliveryToken", "environment");
final asset = stack.asset("assetUid")..version();
```

## includeFallback

Retrieve the published content of the fallback locale if an entry is not localized in specified locale.

```
import contentstack;

final stack = contentstack.Stack("apiKey", "deliveryToken", "environment");
final asset = stack.asset("assetUid")..includeFallback();
```

## includeDimension

include the dimensions (height and width) of the image in the response. Supported image types: JPG, GIF, PNG, WebP, BMP, TIFF, SVG, and PSD.

```
import contentstack;

final stack = contentstack.Stack("apiKey", "deliveryToken", "environment");
final asset = stack.asset("assetUid")..includeDimension();
```

## environment

To fetch the content based on specific environment

```
import contentstack;

final stack = contentstack.Stack("apiKey", "deliveryToken", "environment");
final asset = stack.asset(asset_uid)..environment('development');
```

The environment

## Asset | Dart Delivery SDK | Contentstack

Asset provides asset methods in the Dart Delivery SDK, giving access to a single media file stored in your Contentstack repository.