Markal Paint-Riter® Valve Action Paint Marker – White The Markal Paint-Riter® Valve Action Paint Marker in white delivers bright, highly visible marks on dark surfaces. Its fast-drying, xylene-free liquid paint ensures long-lasting performance across a wide range of industrial and field applications. Key Features • White paint for high visibility on dark surfaces • Fast-drying, permanent marks for immediate handling • Xylene-free formula for safer use • Durable metal barrel with wear-resistant tip • Suitable for metal, plastic, glass, rubber, and more