This Nadgodziny 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 4,300 icons, all in the same style and quality.
This is an icon for representing overtime. There is a calendar with boxes on it depicting the days of the week. There is a clock over the top-left portion of the calendar with the hands showing 4:00. The circle portion of the clock is an arrow going clockwise around the face.