Sudoku Master ShirtMachine wash cold with like colors, dry low heat Great gift present for a Suduko champion, birthdays, anniversaries. Great Tee for Men Women Mom Dad to wear to the game, at home, grocery shopping, gym, party. or anywhere else you want to show how much you love the Suduko game! An awesome Sudoku Champion shirt! Lightweight, Classic fit, Double needle sleeve and bottom hem We use high quality and Eco friendly material and Inks! We promise that our