This icon is depicting a title or note card. The object is rectangular is shape with four indentations on each corner of the shape. In the center of the rectangle are two straight horizontal lines.
This is the Category icon for Windows 10
. Here we go. Optimized for 32x32 px, these are the simplest icons in the line style. Downloadable formats are PNG and SVG, among others. Icons8 icon pack is unique in providing a huge number of icons designed by the same team of four designers who create the new icons every working day in the same style and with the same quality. Same cool as the Bat Face, huh.