Idea of J2K Icon
It's a logo of a piece of paper with the upper right side of the paper folded over slightly to make a triangle. Inside the paper are the letters "J2K" written slightly below center.
This is the J2K 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.