• This 6 piece set focuses on darker-tone primary colors: 100, B29, E29, G28, R29, and Y15. This set is a great companion to the Perfect Primaries set and is a must for your Copic marker collection. 
• 【PREMIUM ALCOHOL-BASED MARKERS MADE IN JAPAN】A fast-drying, transparent alcohol ink will not harm the surface or fibers in the paper allowing it to remain smooth. The ink used is low-odor and non-toxic. Oval barrel designed for comfort. 
• 【REPLACEABLE NIBS】SUPER BRUSH & MEDIUM BROAD: The flexible brush nib is ideal for blending, shading, and for drawing both thick and thin strokes. The broad nib is perfect for producing consistent lines and for adding details to your creations. The broad nib can be also used with the Copic ABS (Airbrush system). 
• 【REFILLABLE】a separate ink refill product "Copic Ink" allows you to save money and be friendly to the environment. 
• 【ACMI certified】all Copic markers are ACMI certified and conform to ASTM D-4236.