ARTISTRO 12入葡萄酒杯壓克力顏料馬克筆 - 可水洗無毒雙頭壓克力筆，適用於汽車窗戶、鏡子、陶瓷

I was skeptical about dual tips being gimmicky, but the fine nib is genuinely precise for lettering on my bathroom mirror while the broad side fills in faster than I expected. The horizontal storage warning is real—I kept them flat on my desk and every single one still flows smoothly weeks later, ev

The bold colors laid down perfectly on our car windows for a birthday parade, and I love that the dual tip lets me switch between thick outlines and fine details without swapping pens. Storing them flat as the warning says is easy enough, and they washed off the glass with just a wet cloth.

The dual tip is the reason I grabbed these—having both a fine and broad end means my car window messages look crisp and bold without juggling two pens. They washed off with a damp cloth in seconds, which made the whole experiment way less stressful than I expected.