The Ultimate Clothing Sizing Guide | Tellar.co.uk
Author: Stylist and brand team at Tellar
Date: 2025
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Finding the perfect fit shouldn't be a guessing game. At Tellar.co.uk, we match your real body measurements with over 1500+ fashion brands in real-time — for free and with instant results. Whether you're shopping online, trying new brands, or figuring out your size across different countries, we've got you covered.
Explore our complete guide to understanding brand sizing below!
Part 1: Most Common Sizing Questions
- Do Clothes Run Small or Large?
- How to Choose Between Clothing Sizes
- Why Size Changes Across Items in a Brand
- What Size Am I in Another Brand?
- How to Read Size Charts Easily
- How to Convert UK, US, and EU Sizes
- Stretch vs Rigid Clothing: Sizing Tips
- Men’s vs Women’s Size Conversion Guide
- How to Size When Chest, Waist & Hips Differ
- When to Size Up or Down for Fit
Part 2: More Essential Sizing Questions
- Why Size Labels Vary Between Brands
- How Often Should You Update Measurements?
- What If I Don't Know My Measurements?
- How to Measure Yourself for Clothes
- Why Online Sizing Tools Often Fail
- How Fabric Shrinkage Affects Size
- Should You Size Up for Coats and Jackets?
- How Brand Target Audience Impacts Sizing
- Plus Size vs Petite Sizing Explained
- What If You're Between Regular and Plus Sizes?
Part 3: Even More Sizing FAQs
- How Accurate Are Size Charts for Different Categories?
- Why Do Some Fabrics Feel Tighter Even in the Right Size?
- How Does Stretch Percentage Affect Clothing Size?
- Why Are My Jeans Different Sizes Even in the Same Brand?
- How to Size for Activewear and Gym Clothes?
- What’s the Difference Between Regular, Slim, and Relaxed Fit?
- How to Choose the Right Size for Formal Wear?
- How to Deal with International Brands with No Size Chart?
- Does Pre-Washing Clothes Before Wearing Affect Size?
- How to Size for Oversized or Boxy Styles?
Why Use Tellar.co.uk?
- Match your exact chest, waist, and hip measurements across 1500+ brands
- Shop smarter with real-time, brand-specific sizing advice
- Convert UK, US, EU sizes instantly
- Know when to size up or stay true to size based on garment fit and fabric type
- Free and easy to use — Download the app today!
Explore More
- Visit our FAQ page
- Use the Store Size Lookup
- Create or update your profile
- Contact us if you have questions
In a nutshell: Tellar.co.uk will match your exact body measurements with over 1500 fashion brands real-time. It’s free and easy. Download the app today!