Idea of Borrow Book Icon
The icon is shaped like a square with the top left corner being curved and the top and bottom right side corners being pointed. The bottom left corner curves into a oval shape that runs the length of the square but doesn't close at the end. Inside the square is an arrow pointing down with 3 dots at it's tail.
This Borrow Book 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 6,200 icons, all in the same style and quality.