The icon shows five horizontal lines on top of each other. The middle 3 lines are shorter than the top and bottom. To the left of the 3 shorts lines is a triangle with it's base aiming left and its point aiming right.
This Indent 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 6,100 icons, all in the same style and quality.