Bright Solid Marker waterproof marking sticks. Works whenever and wherever. Perfect for marking windshields, showroom windows and car bodies in need of touch up. Performs in extreme temperatures, hot or cold. Writes on oily, wet, smooth and rough surfaces. No mess, easy to use, just twist the end of the barrel to advance. Use the entire tube length for extra economy. The safe and non-toxic paint dries in minutes. Available in 8 regular colors and 3 fluorescent colors (fluorescent colors will fade over time). Each marker is 5 inches tall with a 1/2 inch tip.