Thornton's Art Supply Vibrant Premium Oil-Based Paint Pen Craft Markers, For Rock Painting Glass Metal Stone and Ceramics, Safe For Kids, Assorted Colors, Medium Point, 15 Count PROFESSIONAL: Oil-based opaque paint markers for marking on light or dark surfaces MULTI-PURPOSE: Writes on metal, pottery, wood, rubber, glass, plastic, stone, canvas, leather and more. Great for scrap-booking, art projects, posters, signs and more, safe for kids! FAST DRYING AND MESS FREE: Trade messy paints for clean drawing markers! Our quick drying ink is water, fade, and abrasion resistant. It goes on smooth with no mess while marking bold and glossy for writing, lettering, or coloring on most surfaces. LOW ODOR AND SAFE: The oil-based paint markers are perfect for decorating and adding accents to a variety of items even non-porous materials. These paint pens have low odor and are safe for kids, students, classrooms, and art for all ages. WIDE RANGE OF COLORFUL OPTIONS: Pack of 15 permanent and quick drying waterproof paint pens includes lasting colors in black, white, red, blue, green, brown, yellow, pink, purple, orange, metallic gold, silver, lime green, magenta, and aqua.