Valve-action paint marker delivers an opaque and glossy effect on light or dark surfaces. Permanent oil-based opaque paint marks on virtually any surface including metal, pottery, wood, rubber, glass, plastic, stone, and more. Xylene-free paint marker contains fade-resistant, water-resistant and abrasion-resistant paint. Easily overlay colors and other mediums. Certified AP nontoxic.< / p> Oil-based Paint Marker from Sharpie, the leader in permanent markers. This opaque paint and xylene-free paint pigment is fade and water resistant. The valve-action marker is designed to keep paint free flowing. Works great on a variety of surfaces including fabric, metal, glass and rubber. Quick drying, low odor, and non-toxic.