Holbein Medium - W469 Masking Ink Pen
This easy-to-use pen has a squeeze barrel with thin masking fluid inside. It’s perfect for drawing fine lines and details. Shake well before use and gently squeeze the barrel as you draw to release the fluid. When it is dried, it has a pink tint for easy spotting. Apply the masking ink directly to the artwork. Wait until the masking ink is dry before painting .Use an eraser to remove the masking ink after paint is completely dry.