Show off your imaginative side with the Sharpie Creative Water-Based Acrylic Markers. These markers use water-based inks so they won't bleed through paper, and they dry quickly to keep your creations clean. Paint-like ink won't bleed through paper. Suitable for use on paper, metal, wood, ceramic, glass, rock and canvas. Dries quickly and is resistant to smudging to keep drawings clean. Contoured grips provide comfort. Fade-resistant design offers lasting pigment. Store markers horizontally to keep them primed. Nontoxic and odorless. Conforms to ASTM D4236 standards. For detailed information see www.astm.org. ACMI Certified AP Nontoxic. For detailed information see www.acmiart.org. Less harsh chemicals - made with fewer harsh chemicals, or safer chemicals than typical alternatives, helping reduce your use of and exposure to substances that may be more harmful to your health and the environment.