How to Measure Your Head for a Wig: The Complete Wig Size Guide

Buying a beautiful wig is exciting, but getting the right size is just as important as choosing the right style, length, or color.

A wig that is too small may feel uncomfortable, while one that is too large can shift or look less natural. The good news? Measuring your head for a wig is simple and only takes a few minutes.

In this guide, we'll show you exactly how to measure your head for a wig and how to use those measurements when shopping online.

What You Need

Before measuring, grab:

• A soft measuring tape
• A mirror
• A pen and paper or your phone
• A friend to help, if possible

Keep your hair as flat as possible in the same way you plan to wear it under your wig. A flexible measuring tape gives the most useful results.

1. Measure Your Head Circumference

This is usually the most important measurement when determining wig size.

How to measure:

1. Start at the center of your front hairline.
2. Bring the tape behind one ear.
3. Continue around the back of your head and across the nape.
4. Bring it behind the other ear.
5. Return to your starting point.

The tape should be snug but not tight.

Write down the measurement in inches.

2. Measure From Front to Back

This measurement helps determine how the wig cap sits from your forehead to the back of your head.

How to measure:

Start at the center of your front hairline and run the tape over the crown of your head until you reach your natural hairline at the nape.

Keep the tape centered instead of pulling it toward either side.

3. Measure Ear to Ear

For a more accurate fit, measure from the top of one ear to the top of the other ear over the crown of your head.

Place the tape where the ear meets the head and run it over the top to the same point on the opposite side.

This measurement helps you understand how much cap width you need.

4. Record All Your Measurements

Don't rely only on one number.

Write your measurements down like this:

Different wig brands can use slightly different sizing standards, so always compare your measurements with the specific wig's size chart before ordering.

Common Wig Sizes

Many ready-to-wear wigs are grouped into categories such as petite, average, and large.

As a general reference, one commonly used chart lists approximately:

• Petite: around 21 inches circumference
• Average: around 21½ inches
• Large: around 23 inches

However, these measurements are not universal. Always check the individual brand's chart before purchasing.

What If You're Between Two Sizes?

This is a common question.

If your measurements fall between two sizes, check whether the wig has adjustable straps, bands, or other fit adjustments.

When comparing measurements, many wig sizing guides recommend choosing based on your largest measurement, because a wig that is too small is harder to make comfortable.

5 Common Wig Measuring Mistakes

1. Pulling the tape too tightly

This can make your head appear smaller than it actually is.

2. Measuring over bulky hair

Large braids, buns, or thick hairstyles can change your measurements.

3. Measuring only once

Measure twice to make sure you get a consistent result.

4. Ignoring the wig's size chart

A "medium" wig isn't necessarily the same size from every brand.

5. Forgetting how you'll wear your hair underneath

Your natural hair should be flattened or arranged similarly to how you'll wear it under the wig.

How Should a Wig Fit?

A properly fitting wig should:

• Sit securely without excessive pressure
• Cover your natural hairline appropriately
• Feel comfortable around your ears and nape
• Stay in place during normal movement
• Not leave painful pressure points

Remember: the right size should feel secure, not painfully tight.

Does Wig Type Affect Fit?

Yes.

Lace front, closure, glueless, and other wig constructions can have different cap designs and adjustment features. That's why measuring your head is only the first step.

Before buying, check:

Your measurements → Wig size chart → Cap construction → Adjustable features

This simple process can help you make a much better choice when shopping online.

Final Thoughts

Finding your wig size doesn't have to be complicated.

With just a soft measuring tape, you can measure your circumference, front-to-back length, and ear-to-ear measurement in a few minutes.

Once you know your measurements, compare them with the wig's size chart before ordering. A properly sized wig can make a big difference in comfort, security, and overall appearance.

Ready to find your next style? Explore the latest wigs at Wigzu and choose a style that fits your look and lifestyle.