Usage
Gemfile:
gem 'material_design_icons_rails'
CSS:
/*
*= require sprite-av-black
*= require svg-sprite-av
*/
HTML:
<style>
.svg-ic_play_circle_outline_24px-dims { width: 24px; height: 24px; }
</style>
<div class="icon icon-ic_play_circle_outline_black_24dp"></div>
<div class="svg-ic_play_circle_outline_24px svg-ic_play_circle_outline_24px-dims"></div>