The classic felt-tip pen! Fast-drying, water-based ink resists smearing and won't bleed through paper. Provides smooth writing and bold, expressive lines with its reinforced, 0.7mm, medium tip. Point guard prevents tip from fraying. Designed to give long-lasting use. Excellent for drawing and sketching, writing and even for grading school papers. Acid-free. Black ink. One pen per package. AP Seal, non-toxic.