The artbook has an embossed ONE4ALL logo on the hardcover binding

indoor or outdoor

You can see in the picture here which color combination this pen has

but once it meets the audience

But no matter what you think about it

tombow fudenosuke ws bh calligraphy brush pen hard 6 set neon FD The artbook has an embossedThis 6 piece set swaps a standard palette for fluorescent neon shades, built to stand out rather than blend in flagging deadlines, outlining a layout block, or adding a glowing accent under darker lettering, where a regular color wouldn't grab attention the same way. The brush tip is a firm Grade 1 elastomer, holding its shape under pressure for controlled lettering and outlines rather than spreading or splitting like a softer tip might. The pens