Create large drawings horizontally or vertically: it can be used right side up for finer details, or upside down for high ink flow. Use the MOP R to create an endless variety of effects that are harder to achieve with other tips. It s great for creating splashes, stamps, spray effects, drips, highlights, and more. Like all POSCA markers, MOP R paint is non-toxic, water-based, mixable and colours can be over layered. Unleash your creativity!