Overs and Unders in Book Printing

Everything You Need to Know About Overs and Unders in Book Printing

It is said that printing began in China during the 2nd Century CE and the oldest recorded print was made in Japan by a Buddhist.

Since then, technology has evolved so much that we often forget to stop and appreciate the skill and craftsmanship that goes into the manufacturing process of printing.

For instance, have you ever heard about overs and unders?

If you have used book printing services then you will already know the answer, and if not, this article will tell you everything you need to know about them.

What Are Overs and Unders?

When you buy a book at your local bookshop, you are intrigued by the front cover, and you want to read more about the story described in the blurb.

A book in its finished state is a beautiful thing. It can transport you to different worlds and take you on exciting adventures. Yet, we all tend to know very little about the world of book printing…

Understanding overs and unders is a key part of comprehending how a book comes to life on our shelves.


When you make an order with book printing services like PRC Book Printing, then you could receive overs and unders in your order.

Instead of having to ask the manufacturer for an explanation, we are going to save you the trouble and tell you here.

Overs and unders refer to the quantity of your order. It tells you that you might get slightly more or less than the number you requested.

The good news is, it is common and it should not be a cause for concern as long as you know in advance.

So, what are overs in book printing?

The manufacturer puts together all the materials for your order and then schedules a time slot for them to be printed.

In case of emergencies, delays, or additional preparation time the manufacturer will add extra materials. This is to make sure that if something goes wrong, there are more prints available.

This is simply to protect themselves if there are errors in the production process and also so they can provide you with quality work.


Mistakes can happen in any manufacturing system. Sometimes, if the setup is complicated, then they might not have enough time left for all your orders.

Now, you might be wondering, what are unders in book printing?

Unders are not usual for professional book printing services. PRC Book Printing has 13 years of experience and are used to big orders and tight deadlines. They are a reliable company to entrust with your project!

Book Printing Services You Can Trust

Now, if you encounter an over and under charge when using a printing service you will know what to expect.

Ultimately, book printing services include this as a way to protect themselves from any damage that the product might have during the manufacturing process, due to malfunctioning machines or shipping issues.

Otherwise, the company would have to pay for the additional costs and start the job all over again.

Just be sure to check the book printing guide and reach out for any other questions you may have, or if you need more details on a printing job!

Book Printing


For more Information do not HESITATE — contact PRC BOOK PRINTING NOW!

CALL 888.659.8320 or Email us!