http://graphicriver.net/item/shopping-bag-mockups-psd/2418740
Features:

Best for image , logo , ads, product, and etc.
easy to use
smart objects
high quality
different styles
300dpi
easy change background color and gradients

Files Included:

1 PSD (1920?1200 Pixels)
bonus + icons in different sizes
Read Me (Text File)
How To Use : First Open PSD File In Photoshop , find place holder layer and then Dubble Click On The Place Holder Layer , Now From File > Open , Select Your Image And Click On The Open . Now File > Save And Then Click One The Close > Preview