Pigma Microns are the school project markers
If you want fine tips that don’t bleed through, Pigma Microns are the ones.
The secret isn’t the brand, it’s the ink. Microns use pigment ink, not dye, so they don’t soak through regular printer paper or poster board. They’re also waterproof and don’t smear once dry, which matters when you’re writing labels after drawing a diagram.
The tip sizes are perfect for detail work too. Get a 0.3 or 0.5 for actual writing,
