parkoo retractable erasable gel pens clicker fine point 0.7 mm, no need for white out, 8 black/2 blue/2 red ink for completing sudoku and crossword puzzles, 12-pack parkoo parkoo pens strive to provide smooth and comfortable writing to customers.<br> <br> clean and neat paper writing or drawing without mistakes is just what you need.<br> <br> specially formulated gel ink brings a greater writing experience. both heat and friction will make the ink disappear.<br> <br> these retractable erasable pens make writing a dream, with no need for messy whiteout if you make a mistake simply erase it out!<br> <br> if pen is exposed to extreme temperatures 60°c, the ink will disappear. to restore color, cool to at least -10°c in freezer and ink will reappear.<br> <br> use hair drier also can make the color disappear if coloring on the fabric products or wall paper etc.<br> <br> not recommended for signatures, examination papers or official documents.<br> <br> color: 8 x black, 2 x blue, 2 x red<br>