47 Fantastic Free Social Bookmarks Icons
A fantastic set of Free Social Bookmarks Icons, available in 32-bit transparent PNG file format and in 8 different standard sizes, ranging from 16×16 to 512×512 pixels.
The package also contains the Vector PDF files of all icons that are compatible with Adobe Illustrator and can be rescaled to any size without a single loss to the details.
I also have similar things to giveaway. Bookmarking, Social media Icons. check it out: http://www.cssjunction.com/freebies/social-media-icon-set-eggs-like-icons-for-your-next-project