Tattoo eyebrow pen with a fine tip that feels weightless once applied. Brush allows it for easy application on the eyebrows. Long lasting and mimics the look of real hair while precision-lining and filling brows. For most tattoo pens, it usually needs to wait 5-6 hours after applying or needs to be applied before going to sleep. However, this Agalaia Tattoo Eyebrow Pen is different. It does not remove easily even after you try to wash it off instantly after application.