Auto care, marker for auto windows 1,Ideal for auto& home windows 2,Washes off easily 3,No residue 4,Stays on in rain Auto care,Temporary marker for auto or home windowInstructions for use:Clean area of glass to be used. Shake marker well before opening.Place sponge tip firmly on glass repeatedly to start flow. Start with a circular motion. Increased pressure will increase amount of flow. When ...