This is for 2 pcs. Molotow One4All Acrylic Paint Markers- Nib size: 4 mm- Color: signal black- Color code: 180The Molotow One4All Acrylic Paint Makers are versatile and the part of most revolutionary and innovative paint system worldwide.The highly pigmented, solvent free acrylic-based hybrid-paint covers nearly every surface indoor and outdoor Features include: exchangeable tips, dilutable with water or acetone, patented capillary technology, Flowmaster pump-valve, mixing balls, high-tight cap with rolling stop, refillable with One4All refills, high-covering and UV resistant Available in 1 mm extra-fine, 2 mm fine, 4 mm round, and 15 mm standard size nibs With a variety of 40 fantastic colors, these markers are the perfect tool for creating hip urban art and much more