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    Sizing Tips

    5 Body Measurements That Actually Matter for Online Shopping

    Stop guessing your size. Learn the five key measurements that will transform your online shopping experience and dramatically reduce returns.

    January 20, 20255 min readThisFits Editorial

    Why Most People Get Their Measurements Wrong

    When shopping online, the difference between a perfect fit and a frustrating return often comes down to just a few centimeters. Most people rely on outdated measurements or skip measuring altogether, leading to the all-too-familiar disappointment of items that just don't work.

    The 5 Essential Measurements

    1. Chest/Bust (Not Bra Size)

    Your bra size is useful for bras, but for tops, jackets, and dresses, you need your actual chest measurement. Wrap a soft tape measure around the fullest part of your bust, keeping it parallel to the floor. Don't pull too tight, you should be able to slide a finger underneath.

    Pro tip: Measure while wearing a non-padded bra for the most accurate result.

    2. Natural Waist

    This isn't where your jeans sit. Your natural waist is the narrowest part of your torso, typically about 2-3cm above your belly button. Bend to the side, where your body creases is your natural waist.

    This measurement is crucial for:

  1. High-waisted pants and skirts
  2. Fitted dresses
  3. Blazers and structured jackets
  4. 3. Hips at the Widest Point

    Stand with feet together and measure around the fullest part of your hips and bottom. This is usually about 20cm below your natural waist, but varies by body type.

    4. Inseam Length

    The most-neglected measurement that causes the most returns. Measure from your crotch to where you want your pants to end. Keep in mind:

  5. Full-length: to the ankle bone
  6. Cropped: varies by style
  7. Different shoes affect ideal length
  8. 5. Shoulder Width

    Measure from the edge of one shoulder (where your arm begins) across your back to the other. This is essential for:

  9. Jackets and blazers
  10. Structured tops
  11. Button-down shirts
  12. F

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    How to Use These Measurements

    Once you have your five measurements, here's how to apply them:

    1. Always check the size chart, don't assume your usual size applies

    2. Compare your measurements to the chart, not just the size label

    3. When between sizes, consider the fabric stretch and your fit preference

    4. Save your measurements somewhere accessible for quick reference

    Common Mistakes to Avoid

  13. Measuring over thick clothing
  14. Pulling the tape too tight (or too loose)
  15. Measuring alone (get help for back measurements)
  16. Not updating measurements after body changes
  17. The Bottom Line

    Taking accurate measurements takes about 5 minutes but saves hours of returns and exchanges. Your body is unique, treat it that way when shopping.

    F

    Stop guessing. Build your profile once.

    Never check a size chart again. Your fit profile knows your exact size across every brand we cover.

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