36 colors artist markers with alcohol-based ink that has obtained SGS, EN71-3 tests and MSDS certification. Excellent smudge-proof and waterproof qualities on most surfaces. The total weight of a marker is 0.62 ounces and the ink content is 0.124 ounces. Dual nibs are broad chisel (approx. 1-7mm) and fine point(approx. 0. 7mm) nibs. We made a writing test with the equipment. The broad chisel nib can last 328 feet. The fine point nib can last up to 1738 feet.

36 colors marker set with a color swatch that will meet your needs of designing, drawing, outlining, and coloring in a large area or detailed writing tasks. The art marker set comes with a colorless blender. Easy blending with no streaks. As they are alcohol-based markers like ALL other brands, they will bleed through regular paper, except very thick paper, marker paper. Square barrel shape, prevent it rolling from the table, It is super easy for holding and writing. The color-coded caps allow for ease in organization and use in identifying colors.

• Alcohol-Based & 36 Primary Colors - Bianyo alcohol-based ink has obtained SGS, EN71-3 tests and MSDS certification. The ink is low-odor and toxic-free. 36 primary colors meet the basic needs and are recognized for their excellent coverage, blending ability, and diversity of colors which dry instantly, leaving a smooth brilliant, smudge-free, and durable work.
• Dual Tips & Square pen barrel - The chisel tipped markers are ideal for filling in blank areas with certain colors, allowing wide coverage with fewer strokes. Depending on how the pen is held the marker, you can draw different lines. The bullet-tipped markers are ideal for details and outlining designs. The square barrel shape, it is super easy for holding and writing.
• Color-coded Caps & Self-adhesive Labels - The color-coded caps help to identify the markers' colors easier. We provide self-adhesive professional marker paper labels in the bag. The labels drawn by the markers are the actual color and sticking round the markers which could help you find the colors more efficiently. The full range of considerations makes your use handy.
• Multi-Purpose & Affordable - Bianyo color markers set, ideal for coloring, drawing, sketching, architectural design, advertising rendering, landscape, highlighting, underlining, coloring books, artist sketching, illustration, calligraphy lettering beginners, and other forms of comic design. Affordable price with 1/10 of the cost compares to name brands.