I Had No Idea: The Secret Use of That Little Square of Fabric in Your Pillow Case

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# 🛏️ I Had No Idea: The Secret Use of That Little Square of Fabric in Your Pillow Case

We use them every night, toss them in the wash, and fluff them up in the morning — but most of us have never really stopped to examine the **hidden features inside a pillowcase**. Have you ever noticed that **little square of fabric** tucked inside or sewn into the seam?

If you thought it was just extra material or part of the packaging, think again. That unassuming square has a **clever and intentional purpose** — and once you know what it’s for, you’ll wonder how you didn’t realize it sooner.

Let’s uncover the surprising use of that tiny piece of fabric hiding in plain sight.

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## 🤔 What Is That Little Square of Fabric?

It’s often referred to as a **“fabric swatch,”** and you’ll typically find it inside bedding sets — including pillowcases, duvet covers, or sheets. It’s usually made from the exact same material as the rest of the item and may seem totally random.

But it’s not random at all. In fact, it has **two specific purposes** that are both practical and helpful.

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## 🧺 1. **Testing Wash and Care Instructions**

One of the **main reasons** manufacturers include that little fabric swatch is so you can **test detergents, stain removers, or wash cycles** **without damaging your actual pillowcase or sheets**.

Here’s how to use it:

* Spilled red wine on your pillowcase? Test your cleaning method on the swatch first.
* Want to try bleach or a strong detergent? Use the square to see how the material reacts.
* Unsure if hot water will cause fading or shrinking? Wash the swatch and find out.

🧠 **Smart Tip:** If you’re dealing with expensive or delicate bedding, using the swatch first could save you from ruining the entire set.