"When accuracy, performance and preservation count, the unparalleled fine nibs and archival ink quality of the Sakura Pigma Micron fineliner pens are the go-to tool for art, work, and play. Experience smooth writing and crisp ink quality that delivers precise points and lines. Features archival Pigma ink that doesn’t bleed through most papers, is quick drying, waterproof and fade resistant. Pigma ink, invented by Sakura over 30 years ago, continues to be the most reliable permanent ink on the market today. Artists, consumers, the government, and scientists consider Pigma Micron a necessary basic tool for any archival-quality, handwritten project. This permanent, pigment-based ink will not bleed or run if liquids are spilled on or applied to the document after the ink has dried. Perfect for legal situations, Pigma ink is nearly impossible to alter on documents, in log books, or on checks. Architects, archivists, anthropologists, entomologists and laboratories depend on Pigma Micron for record keeping. Manga artists, professional illustrators and watercolorists use the range of point sizes to create precision lines. Scrapbookers and crafters value its archival quality for preserving memories in journals, and notebooks. Use Pigma Micron to leave a mark that will last a lifetime. Certified non-toxic, approved by ACMI toxicologists & bears trusted AP Seal. Not evaluated for cosmetic use on skin. Not recommended for use on fabrics intended to be washed. Set includes 1 each of 10 points sizes in black ink: Micron 003 – 0.15mm, Micron 005 – 0.2mm, Micron 01 - 0.25 mm, Micron 02 - 0.30 mm, Micron 03 - 0.35mm, Micron 05 - 0.45mm, Micron 08 – 0.5mm, Micron 10 – 0.6mm, Micron 12 - 0.70mm and Micron PN 0.45mm fineline pens. Precise archival pens create fade resistant, waterproof, bleed free marks for drawing, artwork, journaling, and more Includes 10 black ink Pigma Micron pens in point sizes 003(0.15mm), 005 (0.20mm), 01 (0.25mm), 02 (0.30mm), 03 (0.35mm), 05 (0.45mm), 08 (0.50mm), 10 (0.6mm), 12 (0.7mm), and PN Pigma Micron ink is pH neutral, quick drying, and approved by ACMI toxicologists; pens have AP certification seal Contains single pigment ink for color consistency; pens feature durable plastic body Japanese quality Sakura Pigma Micron pens deliver consistent results for manga artists, graphic designers, and crafters Unit Count: 10.0 Count Recommended Uses For Product: Coloring,Writing,Drawing Age Range Description: Adult ASIN: B08KFXJC1S UPC: 053482500599 Material Type: Plastic Product Dimensions: 7.6 x 5.7 x 0.63 inches; 3.53 ounces Point Type: Fine Drill Point: Fine Form Factor: Stick Ink Color: Black Item Height: 0.63 inches Manufacturer: SAKURA Style: 50059 Number of pieces: 10 Item Type Name: Black fineliner pens Diameter: 0.5 Inches Special Feature: Waterproof Batteries required: No Warranty Description: N/a. Pattern: Ink Pen Set Body Shape: Round Model Name: Pigma Micron Item dimensions L x W x H: 7.6 x 5.7 x 0.63 inches Color: Black Item Diameter: 0.5 Inches Item model number: 50059 Hand Orientation: Ambidextrous Material: Plastic Model Number: 50059 Line Size: Assorted Grip Type: Smooth Brand Name: SAKURA Brand: SAKURA Water Resistance Level: Waterproof Additional Features: Waterproof Item Dimensions: 7.6 x 5.7 x 0.63 inches Age Range (Description): Adult Closure Type: Capped Item Weight: 0.1 Kilograms"