You'll need wallpaper as elegant and eye-catching as your iPhone, so we've gathered some beautiful background options for your device that won't cost a thing.
To download these backgrounds, enter full-screen mode by clicking on each photo, then right-clicking on the wallpaper image to save it to your computer. Text or email the picture to yourself, and save the wallpaper to your camera roll. Change your background by viewing the wallpaper in camera roll, tapping the share button, and selecting "Use as wallpaper." Voilà! Extreme Makeover: iPhone Edition is now complete.
Source: Amy Pasos