POSCA Paint Pen, PC-1MR Ultra-Fine Tip, Black - Walmart.com
Uni Posca Paint Marker PC-1M - Extra Fine Point | Kawaii Pen Shop
Amazon.com: 15 Posca Paint Markers, 5M Medium Posca Markers Set with Reversible Tips of Acrylic Paint Pens | Posca Pens for Art Supplies, Fabric Paint, Fabric Markers, Paint Pen, Art Markers :