You can freely use the photos in your blog, article, theme for sale, your website or personal/commercial projects but you can't redistribute them.
All photos made available on MyPhotoPack.com are royalty free for use in both personal and commercial projects. You may modify the photos according to your requirements and include them into your work, such as websites, applications, templates or other materials intended for sale or not. No attribution or link back to this site is required, however any credit will be much appreciated.
You do not have the rights to redistribute, resell, lease, license, sublicense or offer photos from MyPhotoPack.com to any third party “as is” or as a separate attachment from any of your work. If you wish to promote the photos on your site, you must link back to the resource page where users can find the download link and not directly to the download file.