15 Puzzle Series 11 Plus Black.png
- Published on September 10th 2026 under the Release to Public Domain license.
- Designated to be used as <not set> icon.
- Icon for Windows XP, Vista and 7.
A minimalist, grayscale icon featuring a 4x4 grid of square tiles numbered 1 through 16. High-contrast diagonal shading is used to create a sense of depth across the entire composition.