DIY Bookmark Pen: How to Make a Perforated Bookmark with Built-In Pen

How to Make a DIY Bookmark Pen with Tear-Off Pages

This DIY bookmark pen tutorial shows you how to make a unique accessory that works as both a bookmark and a pen — with perforated tear-off bookmark pages wrapped around a standard pen ink cartridge. Every time you tear off a bookmark, there is a fresh one underneath, and the pen is always right where you need it inside your planner or book.

The bookmark pen is a clever project that combines two essentials into one compact tool. It slides into any planner, journal, or book just like a regular bookmark, but it has a pen cartridge hidden inside so you can write immediately without searching for something to write with. The perforated pages mean each bookmark is a fresh, clean design that tears off neatly when you want to share it or start a new one.

In this step-by-step guide, you will learn how to print the bookmark template, add perforated tear lines with a perforating cutter, fold the printed paper around a pen ink cartridge, and secure everything into a slim, functional accessory. This makes a great gift for book lovers, planner enthusiasts, and students. Browse more creative project templates in our Planner Collections.

Looking for more planner inspiration? Explore our complete guide to custom planner makers in 2026, browse 50+ planner template ideas for sellers, or see our step-by-step roadmap on how to start a profitable planner business on Etsy.

Template

How to Export PDF

Go to Save/Export -> Selected Page -> Paper -> Select A4 -> Click Generate PDF

How to Print PDF

Print the Template at 100% scale (borderless if possible) on cardstock paper.

You will need

Materials:

  • Cardstock 220 gsm
  • Double-sided tape
  • Pen-ink catridge

Equipments:

  • Perforation Blade Cutter

Instructions:

  • Printing bookmark pen template on cardstock paper
    Print the template on cardstock paper.
  • Folding template in half for bookmark pen
    Fold it in half.
  • Drawing grid lines on back of template at 3.5cm intervals
    On the backside draw a vertical line in 3.5cm increments. You should have 6 columns. Also draw a line horizontally through the middle of the paper.
  • Applying double-sided tape to top edge of template
    Apply double sided tape to the top edge.
  • Applying double-sided tape along each vertical line
    Apply double sided tape to each drawn line vertically.
  • Template showing placement of all double-sided tape strips
    This is how the placement should look like of double sided tape on the template.
  • Perforated paper cutter tool for bookmark pen scoring
    Take a perforated paper cutter.
  • Scoring each vertical line with perforated cutter
    Score each vertically drawn line.
  • Six pens ready for bookmark pen assembly
    Have 6 pens ready or purchase just the ink catridges for pens.
  • Six pen ink cartridges needed for bookmark pens
    You will need 6 pen-ink catridges
  • Inserting ink cartridge into each column with hole for tip
    Into each column place in an ink-catridge. Make a small hole where you can insert the tip of the catridge so it point out on the other end.
  • Securing ink cartridges with tape inside template
    Secure the catridges with tape so they won't move.
  • All cartridges secured and positioned in template
    This is how it should look like.
  • Removing double-sided tape adhesive backing
    Remove the double-sided tape.
  • Folding two ends together to enclose ink cartridges
    Fold together the two ends.
  • Bending each perforated section for easier tearing
    For easier tearing you can bend/fold each piece.
  • Cutting small triangles at top and bottom for tear points
    cut off a small triangle at the top and bottom for easier tearing.
  • Bookmark pen strip showing perforated tear sections
    This is how it should look like.
  • Completed DIY bookmark pens ready for use in planner
    Your Bookmark Pens are completed.

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