---
title: "Size"
description: "Size"
url: "https://www.contentstack.com/docs/developers/sdks/content-delivery-sdk/swift/reference/size"
product: "Contentstack"
doc_type: "guide"
audience:
  - developers
  - admins
version: "current"
last_updated: "2026-09-13"
---

# Size

## Size

The Size parameter lets you dynamically resize the width and height of the output image by specifying pixels or percentage values.

The width parameter lets you dynamically resize the width of the output image by specifying pixels or percentage values.

The height parameter lets you dynamically resize the height of the output image by specifying pixels or percentage values.

## Size | Swift Delivery SDK | Contentstack

Size lets you dynamically resize an output image by width and height using pixel or percentage values in the Swift Delivery SDK.