Key Features :
i : PERFECT FOR YOUR CREATIVE. Durable tip lasts even after writing on rough surfaces. Perfect for all uses: executives, teachers, kids, students at home, work, and schoolii : VERSATILE CHISEL TIP. These chisel tip markers are able to create thick and thin lines for detailed works of art. Bright colors can create eye-popping and vibrant impressioniii : NO MORE SMEARS. Our ink pigment is made with smear-proof and quick-drying. This item is safe for use for the intended purposes and conforms to ASTM D-4236iv : FAST DRYING ON DIFFERENT SURFACE. Can be used on paper, metal, glass, wood, photos, coated paper, and even on rough surfacesv : UNLIMITED USES. Ideal for drawing, writing, coloring, scrap booking, doodling, detailed marks, and more. Ink is waterproof, smear-proof, and fade-resistantvi : MULTI-PACK: Each box includes 12 markers in assorted colors. Sold as 3 boxes for a total of 36 markers