This Flex 4 set allows you to re-skin some of the default Spark components. This set includes skin classes for the following components: - TextArea - Spinner - NumericStepper - Panel - TitleWindow The purchased package also includes: - Adobe Illustrator files: including the components design and color palette - Flash Catalyst project: with the starting graphics for the skin classes - Flex library project: with all the source codes for changing the skin classes