You should check this mock up pack, five PSD mock up of hand holding iPhone, you can use this mock up as hero header for your website. This is a complete mock-up with very easy and simple customization, as well as options to choose what type of iPhone you want to display, Jet Black, Silver and more, all available in this mockup PSD files.
With a transparent background, it allows you to change what background you want to use, solid color or blurred background image. You have to download it now, and do not forget to share it.