How To Measure your head for a Medical Wig
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How to Measure Your Head for a Medical Wig: A Complete Guide to Finding the Perfect Fit
Finding the right medical wig starts with one important step: accurate measurements.
Whether you're experiencing hair loss due to chemotherapy, alopecia, a medical condition, or another form of hair loss, a properly fitted wig can make all the difference in your comfort, confidence, and overall experience.
A medical wig that is too tight may cause discomfort and pressure on sensitive scalp areas. A wig that is too loose can shift throughout the day, creating feelings of insecurity and making it difficult to wear comfortably.
Taking a few minutes to measure your head correctly can help you choose a wig that looks natural, feels comfortable, and provides the secure fit you deserve.
Why Measuring Your Head Matters
Many people assume all wigs fit the same. In reality, wig cap sizes vary between manufacturers, and not all wigs are created equal.
Accurate measurements help you:
- Choose the correct wig cap size
- Improve comfort during daily wear
- Reduce slipping and shifting
- Achieve a more natural appearance
- Avoid unnecessary returns and exchanges
- Feel more confident wearing your wig
- Choose the correct wig cap size
When investing in a high-quality medical wig, taking proper measurements is one of the most important steps in the buying process.

Pro Tip
If you have remaining hair, flatten it as much as possible before measuring. Long hair should be braided, placed in a low ponytail, or secured close to the head to ensure accurate measurements.


Additional Measurements for the Best Fit
While circumference is the most important measurement, some wig manufacturers may also request additional measurements.
Front Hairline to Nape
Measure from the center of your front hairline, over the top of your head, to the nape of your neck.
Ear to Ear Across the Top
Measure from the top of one ear, across the crown of your head, to the top of the opposite ear.
Temple to Temple Around the Back
Measure from one temple around the back of your head to the opposite temple.
These additional measurements can be especially helpful when selecting custom medical wigs or premium human hair wigs.
Understanding Wig Cap Sizes
Most wigs fall into one of three categories:

Petite - Designed for smaller head sizes.
Average - The most common cap size and typically fits approximately 90-95% of wig wearers.
Large -Designed for individuals who need additional room and coverage.
Keep in mind that sizing can vary between manufacturers. Many high-quality medical wigs include adjustable straps that allow for a customized fit.
Common Wig Measuring Mistakes
Avoid these common mistakes when measuring your head:
- Measuring over bulky hairstyles
- Pulling the tape measure too tightly
- Allowing the tape to sit unevenly
- Using a rigid ruler instead of a cloth tape measure
- Taking only one measurement
Accurate measurements lead to better comfort and a more natural-looking result.
Frequently Asked Questions
Can I Measure My Head by Myself?
Yes, but having someone help often provides the most accurate measurements.
What If My Measurements Fall Between Sizes?
Many medical wigs include adjustable straps that can accommodate slight sizing differences. A professional consultation can help determine the best option.
Do Human Hair and Synthetic Medical Wigs Use the Same Measurements?
Yes. Regardless of fiber type, accurate head measurements are essential for selecting the proper cap size.
Will My Wig Stretch Over Time?
Most quality medical wigs maintain their shape. Adjustable features provide flexibility without compromising fit.
Why Medical Wig Fit Is Especially Important
Individuals experiencing medical hair loss often have sensitive scalps due to chemotherapy treatments, alopecia, radiation, or other medical conditions.
A properly fitted medical wig can help:
- Reduce irritation
- Increase comfort
- Improve confidence
- Create a more natural appearance
- Provide security throughout the day
At OGP Medical Wigs, we understand that choosing a medical wig is about more than appearance. It's about helping you feel like yourself again.
Need Help Measuring Your Head?
If you're unsure about your measurements, don't worry—you don't have to figure it out alone.
OGP Medical Wigs offers private virtual consultations where we guide you through the measurement process, discuss your hair loss concerns, and help you choose the best medical wig for your lifestyle, needs, and budget.
Our virtual consultations are ideal for individuals experiencing:
- Chemotherapy-related hair loss
- Alopecia
- Thinning hair
- Medical hair loss
- Radiation-related hair loss
- Other hair loss conditions
Shop Medical Wigs With or Without Insurance

At OGP Medical Wigs, we offer premium medical wigs designed specifically for women experiencing hair loss.
Many clients purchase their medical wigs directly, while others may qualify for insurance reimbursement depending on their insurance provider and medical diagnosis.
Whether you are using insurance benefits or paying out of pocket, we can help you find a comfortable, natural-looking solution that fits your needs.
Ready to Get Started?
Book your private virtual consultation today and receive personalized guidance from a medical wig specialist.
We'll help you:
✓ Determine your correct wig size
✓ Explore medical wig options
✓ Understand insurance reimbursement possibilities
✓ Select a style that looks and feels like you
Your journey to renewed confidence starts with the right fit.