Valve-action marker writes on virtually any surface: glass, metal, wood, rubber, stone, plastic, paper, vinyl, leather, canvas and more. Quick drying ink marks opaque and glossy on light and dark surfaces. Opaque oil-paint ink is fade-, water, and abrasion-resistant. Includes 1 each of Black, Dark Blue, Gold, Green, Light Blue, Orange, Pink, Red, Silver, Violet, White, and Yellow. Uni-Paint PX-21 Oil-Based Paint Marker, Fine Point, Assorted Colors, 12-Pack (63721). Valve-action marker writes on virtually any surface: glass, metal, wood, rubber, stone, plastic, paper, vinyl, leather, canvas and more. Quick drying ink marks opaque and glossy on light and dark surfaces. Opaque oil-paint ink is fade-, water, and abrasion-resistant. Includes 1 each of Black, Dark Blue, Gold, Green, Light Blue, Orange, Pink, Red, Silver, Violet, White, and Yellow.