This icon is of a circle with a slash mark running from the upper left hand corner to the lower left hand corner. This is the standard icon for "cancel" or "end"
This Unavailable icon has Android KitKat style
. If you use the icons for Android apps, we recommend using our latest Material Icons icon pack (please check our sidebar on the right). Otherwise, it's a solid icon pack that looks good in small resolutions, either on the web or in print. It's characterized by thick lines, smooth corners, and is optimized for 24x24 pixels.