Idea of 1st Icon
It's an icon of a number one enclosed in a circle. The number is circled, possibly to indicate that a list will follow or a question may follow the icon. The icon is entirely black and white.
This is the 1st 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.