This special set includes 18 Molotow 127HS markers and 2 Molotow 127HS-EF Fine Liners. Exchangeable 2 mm round tip / 2mm fine nib acrylic-based Highly pigmented, silk matt For nearly all surfaces Highly opaque, fast drying Good UV resistance Dilutable with water (for transparency effects) or acetone (1-3% for permanence on greasy or very smooth surfaces) Easy, fast & clean refillable with MOLOTOW™ REFILL EXTENSION Patented capillary system