This Activity Feed icon is made in Material Design style developed by Google. This style is based on extremely simplified shapes, thin two-pixel lines, and is optimized for 24x24 px. Unlike other vector icon packs that have merely hundreds of icons, this icon pack contains 6,200 icons, all in the same style and quality.
Idea of Activity Feed Icon by Anonymous
We've received the idea on July 22, 2012 and created the icons on August 15, 2012