At first glance, it looks like jet black but is actually a deep and beautiful blue. When you change the tilt, the writing instrument looks like a change of color from black to blue or blue to black and gives it a mysterious atmosphere. When the axis is moved, the pearl resin stripes shine like a fine wave standing on the water, giving it a beautiful deep blue look. The profound blue filled with silence, mystery, deposits and grace, is infinitely calming to the heart. With the right color pattern for the night of deciding, this tool will bring you even more sharp insights and a clear opinion.