How to Measure Yourself Correctly Before Buying Clothes Online
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One of the biggest reasons people hesitate to shop online is uncertainty about sizing.
"Will this fit me?"
"Should I size up?"
"What if it doesn't fit?"
If you've ever asked yourself these questions, you're not alone.
The truth is, online shopping becomes much easier when you know your body measurements. Instead of relying on size labels like XS, S, M, or L—which vary from brand to brand—you can confidently choose clothes based on measurements.
For petite women, this is even more important. Height plays a significant role in how clothing fits, especially bottoms like jeans, trousers, and dresses.
At RareReach, we've helped hundreds of women between 4'8" and 5'3" find clothes that fit beautifully. The first step is always the same: knowing your measurements.
In this guide, we'll show you exactly how to measure yourself at home in under five minutes.
Why Knowing Your Measurements Matters
Did you know that a Medium from one brand can fit like a Small in another?
Every clothing brand follows its own size chart, which means your "usual size" isn't always reliable.
Having your measurements helps you:
- Shop with confidence
- Choose the correct size the first time
- Reduce returns and exchanges
- Compare sizes across different brands
- Find clothes that fit your body—not just your label size
At RareReach, we use your measurements to recommend styles designed specifically for petite proportions.
What You'll Need
The good news? You don't need any special equipment.
All you need is:
- A soft measuring tape
- A mirror
- Light, fitted clothing (or measure over undergarments)
- Your phone or a notebook to save your measurements
Don't have a measuring tape?
Use a piece of string, wrap it around the area you're measuring, and then measure the string using a ruler.
Step 1: Measure Your Bust
Your bust measurement is the most important measurement for tops, shirts, jackets, and dresses.
How to Measure
Stand naturally with your arms relaxed by your sides.
Wrap the measuring tape around the fullest part of your bust while keeping it parallel to the floor.
The tape should rest comfortably against your body without squeezing your chest.
Take the measurement and note it down in centimetres.
Common Mistakes
- Pulling the tape too tightly
- Measuring while wearing a padded jacket or thick sweater
- Holding the tape at an angle
Step 2: Measure Your Waist
Your waist measurement is essential for jeans, trousers, skirts, and shorts.
How to Find Your Natural Waist
Stand straight and bend gently to one side.
The crease that forms is your natural waistline.
Wrap the measuring tape around this point.
Keep the tape snug—not tight—and breathe normally.
Write down the measurement.
Pro Tip: Don't suck your stomach in. You'll end up choosing clothes that feel uncomfortable when you wear them.
Step 3: Measure Your Hips
Your hip measurement helps determine the best fit for bottoms.
How to Measure
Stand with your feet together.
Wrap the measuring tape around the fullest part of your hips and seat.
Check in the mirror to make sure the tape stays level all the way around.
Record the measurement.
Step 4: Measure Your Height
Many people don't realise that height is just as important as waist and hip measurements—especially if you're petite.
Two women might both have a 28-inch waist.
But if one is 4'10" and the other is 5'3", they'll likely need different garment lengths.
That's why RareReach asks for your height when recommending bottoms.
Height helps us suggest jeans and trousers that are proportioned for your frame, reducing the need for alterations.
Which Measurements Do You Need for Different Clothing?
Not every garment requires every measurement.
Buying Bottoms?
You'll need:
✔ Waist
✔ Hips
✔ Height
These measurements help determine both your size and the ideal length.
Buying Tops?
The most important measurement is:
✔ Bust
This helps ensure the garment fits comfortably across your chest and shoulders.
Buying Dresses?
Depending on the style, you may need:
- Bust
- Waist
- Hips
- Height
Always compare your measurements with the size chart before placing your order.
Why Height Matters for Petite Women
Most clothing brands design their collections for average-height women.
This means petite women often experience:
- Jeans that bunch around the ankles
- Trousers that require hemming
- Dresses that fall longer than intended
- Cropped styles that look full-length
At RareReach, our clothing is designed specifically for women between 4'8" and 5'3".
That means we don't just shorten the length—we consider overall body proportions to create a better fit.
Common Measuring Mistakes to Avoid
Even small mistakes can affect your fit.
Measuring Over Thick Clothes
Always measure over fitted clothing or directly on your body.
Pulling the Tape Too Tight
The tape should sit comfortably against your body.
It shouldn't dig into your skin.
Measuring the Wrong Waist
Your natural waist sits above where low-rise jeans usually rest.
Measure your natural waist unless instructed otherwise.
Letting the Tape Tilt
A slanted measuring tape can change your measurements.
Use a mirror to ensure the tape stays level.
Guessing Your Height
Don't estimate.
Measure accurately, as even a few centimetres can affect the recommended garment length.
What If You're Between Sizes?
Don't worry—this is common.
Here's what to do:
- If the fabric has stretch, you may prefer the smaller size.
- If the garment is structured or has minimal stretch, sizing up may provide a more comfortable fit.
- Read the product description for fit guidance.
- If you're still unsure, contact our team for personalised sizing advice.
At RareReach, we're always happy to help you choose the right size before you order.
Save Your Measurements for Future Shopping
Once you've measured yourself, save the numbers in your phone.
You'll always have them handy when shopping online—not just at RareReach, but with any brand.
We recommend updating your measurements every few months or whenever you notice significant body changes.
Why RareReach Makes Finding the Right Fit Easier
Shopping should be exciting—not stressful.
That's why we've created tools to make finding your size simple.
For bottoms, we'll guide you based on your:
- Waist
- Hips
- Height
For tops and dresses, we'll usually ask for your bust measurement.
This helps us recommend styles that are designed specifically for petite women, so you can spend less time worrying about sizing and more time enjoying clothes that fit.
Final Thoughts
The difference between clothes that feel "okay" and clothes that feel amazing often comes down to one thing: the right measurements.
Taking just five minutes to measure your bust, waist, hips, and height can make online shopping far more accurate and enjoyable.
If you're between 4'8" and 5'3", these measurements become even more valuable because great fit isn't just about size—it's about proportion.
At RareReach, we're committed to creating clothing that celebrates petite women, helping you find styles that fit your body without the constant need for alterations.
Before your next purchase, measure yourself, compare your measurements with our Find My Fit guide, and shop with confidence.
Frequently Asked Questions
How often should I measure myself?
We recommend measuring yourself every 3–6 months or whenever your body measurements change significantly.
Can I use my usual clothing size instead of measurements?
Sizes differ between brands. Your body measurements are the most accurate way to choose the right size.
Should I measure over clothes?
Measure over light, fitted clothing or directly on your body for the best results.
What measurements do I need for jeans?
For jeans and other bottoms, you'll need your waist, hips, and height.
What measurement is most important for tops?
Your bust measurement is usually the key measurement for tops, shirts, and jackets.
I don't have a measuring tape. What should I do?
Use a piece of string, wrap it around the area you're measuring, and then measure the string with a ruler.
Why does RareReach ask for my height?
Height helps us recommend clothing that's proportioned for petite women, ensuring a better overall fit and reducing the need for alterations.
Where can I check my recommended size?
Visit our AI Style Analysis page to compare your measurements with our size recommendations and discover the best fit for you.