15 Puzzle Series X Cloud White.png15 Puzzle Series X Cloud White.png

  • Published on September 10th 2025 under the Release to Public Domain license.
  • Designated to be used as <not set> icon.
  • Icon for Windows XP, Vista and 7.

A minimalist icon depicting a $4 \times 4$ sliding tile puzzle containing Roman numerals I through XV and one empty space. It features a clean, high-key design in shades of white and grey.