Pen holders from Leuchtturm1917 are available in a variety of colors! Simple assembly as it has a self-adhesive plate that you easily attach to a book. However, these are quite tight initially and mainly fit quite narrow pens, but you can stretch it out.
Is the favorite pen a slightly thicker pen? Then you look at the XL format of the aforementioned.
Do you want a model that you can take with you to your next book? TRAVELERS COMPANY has insanely stylish pen holders that go with their Traveler's notebooks. These are in leather and metal and exude elegance. As you probably understand, we cannot guarantee if they work on your particular book. But definitely worth a closer look.
