The package will come with:
the designed osCommerce files - containing all the MS2 osCommerce files with design implemented. In other words you will receive a fully ready to run designed osCommerce shop;
graphics source files - containing .psd (Photoshop), .fla (Flash) and .png (Fireworks) files for all text graphics (for multilingual purpose) or other parts of design (eg. logo) for easy customization by you;
blank graphics files - containing blank .jpeg or .gif graphics files (for logo, buttons etc) for those who aren't accustomed with .psd (Photoshop) format for graphics. For customization you just have to add the text you needed;