Signature Blending Markers provide great creative versatility in coloring and art projects. Sketch, draw, add texture and blend colors for unique outcomes. This great technique allow you to take your adult coloring to the next level. Colorless blending markers create the ability to add texture or blend further. Set includes 14 nontoxic markers in brilliant colors (seven colors in light and dark variations), two colorless blending markers and a decorative storage tin.