9PCS Pigment Liners Set Waterproof Fine Line Drawing Pen Sketching Art Brush with Pen Bag Features: 1. The ink in those pens is acid free and nontoxic, having no potential safety hazards coming from chemical substance. 2. Having various functions, suitable for writing, drawing, sketching, etc.  3. Quick-drying and waterproof, and those letters, markers and pictures made by those pens can last a long time without fading. 4. Those pens can deliver clear lines on all kinds of papers, ensuring smooth writing experience. 5. Including 9 drawing pens in different sizes, one of which is a brush pen, in addition, there is pen bag for easy storage. Specification: Condition: Item Type: Drawing Pen Pen Shell Material: Plastic Pen Bag Material: Canvas Ink Color: Black Pen Quantity: 9PCS Writing Point: 0.05mm, 0.1mm, 0.2 mm, 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.8mm, Brush Single Pen Length: Approx. 15cm / 5.9inch Folded Pen Bag Size: 16 x 10 x 3cm / 6.3 x 3.9 x 1.2inch Unfolded Pen Bag Size: 22.5 x 16cm / 8.9 x 6.3inch Package Weight: 160g Package Included: 9 x Pen (0.05mm, 0.1mm, 0.2 mm, 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.8mm, Brush) 1 x Pen Bag with 14 Slots Note: Be careful with the small parts in the product; do not let your children accidentally swallow them.