NOTE: Due to the nature of ENAMEL PAINT, finish may differ from water-based inks. Please test the small surface area and allow it to dry thoroughly. NON-TOXIC AND FADE-RESISTANT - The ink in our permanent markers is non-toxic and fade-resistant, so you can rest assured that your markings will stay put. NO HARMFUL ADDITIVES - In comparison to competitors, this permanent marker has NO ODOR! According to ASTM 4236, it is non-toxic. Butyl acetate and 1, 2, 4 trimethlybenzene are not present. DURABLE & PERMANENT - Our Competitive Advantage markers use Enamel paints as ink, which dries to become hard, glossy, and opaque. MADE IN USA - These Competitive Advantage markers are versatile and perfect for writing on any surface, our markers can be used as glass markers, metal markers, wood markers, drawing markers, fabric markers, poster markers, etc.Recommended Uses For Product: Drawing, Coloring, Drafting, Calligraphy, Writing, Painting, Sketching. Point Type: Medium. Number of Items: 1. Ink Color: Matte Black. Brand: Competitive Advantage. Date First Available: May 10, 2020. Best Sellers Rank: #1,838 in Arts, Crafts & Sewing. Customer Reviews: 4.3 4.3 out of 5 stars 1,387 ratings 4.3 out of 5 stars. : B088Q275T9. Manufacturer Part Number: ?MPD. Ink Color: ?Matte Black. Line Size: ?2 Millimeters. Point Type: ?Medium. Size: ?MEDIUM - 2mm. Number of Items: ?1. Color: ?Matte Black 1-Pack. Item model number: ?MPD-15. Product Dimensions: ?5.5 x 0.25 x 0.25 inches. Item Weight: ?0.81 ounces. Brand: ?Competitive Advantage. Manufacturer: ?Competitive Advantage.