Each button is fully customizable to include all of the various options offered by each network. There are also 3 sizes of RSS feed buttons to match the other buttons. Very clean and easy way to add the common sharing tools to any module position.
This is a FREE extension, but you must register in order to download.
If you find this extension useful, be sure to rate and review in the Joomla Extension Directory here -http://extensions.joomla.org/extensions/extension/social-web/social-share/bnr-plus-one