SCF3 Copic Sketch Marker Set 3 Color Fusion 3 Set includes: E04-S, R56-S, R59-S Durable polyester nibs are easily interchangeable and available in nine different weights and styles. Square body profile is roll resistant on working surfaces. Precise and positive colored capping system provides for instant color selection. Solid polypropylene body is both smooth and comfortable, for a perfect, controllable grip.