Vivid and Bold: Create standout artwork with markers that pop on light and dark surfaces No-Bleed: Water-based ink that won’t bleed through paper Multi-Surface: Works effectively on paper, metal, wood, ceramic, glass, rock and canvas Layer Effect: Colors that layer beautifully adding more depth to your artwork Ready-to-Use: No priming required, simply uncap and create Paint-like Control: Enjoy the control of a marker with a brush tip for a paint-like finish Diverse: A set of 12 assorted colors for a wide range of creativity.