List/message

http://www.google.com/design/spec/components/lists.html

Usage

ul.unstyled > li > a.list-item > .text & .pull-left > .circle

Consider using

.text-{color}
.small

• 
  Hey guys. Long time no see.
  to Hero 1, Hero 2

  Just now
• 
  I'm fine, thanks! And you?
  to Hero 2 - RE: Hello! How are you?

  5m
• 
  Hello! How are you?
  to Hero 1 - Conversation started

  10m