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The World's Most Comprehensive Free Fashion Sizing Solution & Independent Style Library

Author: Stylist at TellarDate: 2025

Solving Fashion's Biggest Problem: Sizing Chaos

Every fashion shopper faces the same frustration: you're a size 10 in one brand, a 12 in another, and an 8 in a third. You order multiple sizes hoping one fits. You squint at confusing size charts. You deal with constant returns. You gamble on secondhand purchases because sizing is a mystery.

We built the solution. After years of development, we've created the world's first comprehensive, free sizing database that matches your exact body measurements to your correct size across 1,500+ brands in real-time. No guesswork. No size charts. No multiple orders. Just your measurements, and we tell you your size in every brand we track.

This proprietary technology, combined with our 5,000+ independent fashion articles, creates something unique: a completely free, unbiased, comprehensive fashion resource that solves both the "what should I buy?" and "what size do I need?" problems that cost consumers billions in returns and frustration every year.

Our Revolutionary Sizing Technology: How It Works

The Problem We Solved

Fashion sizing is broken. There is no universal standard. A "medium" from Brand A fits completely differently than a "medium" from Brand B. Size charts require measurements you don't have and calculations you don't want to do. Online shopping, especially secondhand shopping on platforms like Vinted, Depop, or eBay, becomes a expensive guessing game.

The returns data tells the story: sizing issues are the number one reason for online fashion returns, costing retailers billions and creating enormous environmental waste. Consumers waste time, money, and emotional energy on clothing that doesn't fit.

Our Solution: The Largest Brand Sizing Database Ever Created

Over several years, we meticulously built a proprietary database containing precise sizing specifications for over 1,500 brands spanning both menswear and womenswear. This isn't scraped data or crowdsourced estimates—this is systematically researched, verified, and continuously updated sizing intelligence.

Here's what makes our database revolutionary:

1,500+ Brand Coverage: From high street to high fashion, fast fashion to designer labels, contemporary brands to vintage sizing standards. If you're shopping for it, we likely have the sizing data.

Real Garment Measurements: Not generic size charts, but actual garment measurements across bust, waist, hips, inseam, sleeve length, shoulder width, rise, and every measurement point that affects fit.

Cross-Brand Comparison: Instantly see that you're a size 8 in Zara, 10 in Reformation, M in Everlane, and 40 in European brands—all from one set of your measurements.

Real-Time Matching: Enter your measurements once, get your size in all 1,500+ brands instantly. Update your measurements, everything updates automatically.

Zero Cost Barrier: This technology is completely free. No subscription. No trial period. No credit card. Free forever, for everyone.

Why This Matters for Modern Fashion Shopping

For New Purchases: Buy with confidence knowing your exact size before checkout. Reduce returns, save money, save time.

For Secondhand Shopping: Game-changing for Vinted, Depop, eBay, and thrift shopping. When you find that perfect vintage jacket or pre-loved dress, you'll know instantly if the listed measurements mean it will fit you.

For International Shopping: Navigate UK vs US vs EU sizing instantly. Shop globally without sizing confusion.

For Wardrobe Planning: Understand which brands consistently fit your body type, saving time and frustration in future shopping.

For Sustainable Fashion: Fewer returns means less shipping, less waste, less environmental impact. Buying secondhand becomes practical instead of risky.

How Our Technology Works: The User Experience

Step 1: Enter Your Measurements (Once)

Measure yourself once using our detailed guide (or use measurements from a garment that fits you perfectly). Enter:

  • Bust/Chest

  • Waist

  • Hips

  • Inseam (for pants)

  • Additional measurements for precise fitting

Your measurements are stored locally for your convenience. We don't require account creation, though you can save your profile if desired.

Step 2: Instant Brand Matching

Our algorithm instantly compares your measurements against our database of 1,500+ brands. You receive:

  • Your exact size in each brand

  • Fit notes (runs small, runs large, true to size)

  • Confidence scores for fit accuracy

  • Alternative size suggestions for personal preference (prefer looser/tighter fit)

Step 3: Shop With Confidence

Browse our 5,000+ style articles for inspiration, check recommendations, and when you're ready to buy—whether retail or secondhand—you know your size with certainty.

Real-Time Updates

Our database is continuously updated as brands change their sizing, introduce new lines, or adjust fits. Your size recommendations automatically reflect the most current data.

Our Complete Fashion Library: 5,000+ Independent Articles

Our sizing technology is just one part of a comprehensive fashion resource. We've built the largest independent, unbiased fashion content library available online.

What Makes Our Content Different

Complete Editorial Independence: Our 5,000+ articles are created by professional stylists and fashion experts with zero influence from brands, sponsors, or advertisers. Our editorial team has no knowledge of which brands we have affiliate relationships with, ensuring every recommendation is based purely on quality, style, and value.

No Paywalls, No Subscriptions: Every article, every guide, every tool is completely free. No newsletter signup required. No "premium content" gates. No trial periods. Free means free.

No Advertising: You won't find banner ads, sponsored posts, or paid brand placements anywhere on our platform. This isn't just an ethical choice—it's fundamental to maintaining unbiased recommendations.

No Sponsored Content: Brands cannot pay for coverage, favorable reviews, or prominent placement. Every mention is earned through merit.

Our Content Library Includes

Comprehensive Style Guides: For every occasion, season, body type, age, budget, and personal aesthetic. Built by professional stylists, not influenced by trending hashtags or brand partnerships.

Brand Comparisons: Side-by-side analysis across quality, value, ethics, sizing consistency, and style. We regularly recommend brands we have no affiliate relationship with because they're simply the best choice.

Fit Guides: Body-type specific guidance developed by stylists who understand garment construction and how different cuts work on different bodies.

Wardrobe Building: Strategic approaches to building functional, stylish wardrobes across different lifestyles and budgets.

Sustainable Fashion: Evidence-based guidance on ethical fashion, greenwashing awareness, and building sustainable wardrobes.

Trend Analysis: Professional interpretation of trends with practical styling advice.

Shopping Strategies: How to shop sales, secondhand platforms, outlet stores, and identify quality at every price point.

Care and Maintenance: Extending garment life, proper care techniques, repair resources.

Searchable Digital Library

All 5,000+ articles are fully searchable, cross-referenced, and organized by:

  • Category (tops, bottoms, dresses, shoes, accessories)

  • Occasion (work, casual, formal, athletic)

  • Season

  • Style aesthetic

  • Price point

  • Brand

  • Body type

  • Problem-solving (petite styling, plus-size fashion, maternity, etc.)

Our Business Model: Transparency in How We Operate

How We Fund This Free Resource

We believe complete transparency about our business model is essential. Here's exactly how we sustain this platform:

Affiliate Partnerships: When you click certain product links and make a purchase, we may earn a commission. This is our sole revenue source.

Editorial Separation: Critically, our affiliate relationships are managed completely separately from our editorial process. Our stylists and content creators don't know which brands pay commission, which rates are higher, or which brands we have no relationship with.

Recommendation Integrity: We regularly recommend brands with which we have no affiliate relationship. We recommend based on quality, fit, value, and suitability—never on commission rates.

No Pay-for-Play: Brands cannot pay for coverage, featured placement, or positive reviews. Our affiliate relationships are passive—they don't influence what we recommend.

What We Don't Do

We Don't Sell Data: Your measurements, your searches, your preferences—none of this is sold to brands, advertisers, or third parties.

We Don't Accept Sponsored Content: Every article, every recommendation comes from our independent editorial team.

We Don't Gate Our Technology: Our sizing tool isn't a "freemium" feature to drive subscriptions. It's genuinely free, for everyone, forever.

We Don't Exaggerate: We don't use fake scarcity, inflated language, or manipulative tactics to drive clicks or purchases.

Why This Combination Is Unique: Technology + Independence

No other platform combines:

  1. Proprietary sizing technology covering 1,500+ brands

  2. Completely free access with no paywalls or subscriptions

  3. 5,000+ independent articles from professional stylists

  4. Zero advertising or sponsored content

  5. Complete editorial independence from brand influence

  6. Comprehensive searchable library across all fashion categories

Fashion bloggers have brand sponsorships. Influencers have paid partnerships. Fashion magazines have advertising. Sizing tools charge subscriptions or sell data. Retailers only provide their own brand's sizing.

We've built something different: a genuinely independent, comprehensive, free fashion resource that solves real problems for real people.

The Research Behind Our Database

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Years in Development

Building our sizing database required:

Systematic Brand Research: Individual analysis of over 1,500 brands' sizing specifications, collected from official sources, verified measurements, and quality-controlled data.

Measurement Standardization: Creating consistent measurement protocols across different garment categories, accounting for stretch fabrics, different cut styles, and fit intentions.

Fit Intelligence: Going beyond raw numbers to understand how garments actually fit on bodies—accounting for fabric drape, construction methods, and intended ease.

Continuous Validation: Regular updates as brands reformulate sizing, change manufacturers, or adjust fits.

Quality Assurance: Multi-layer verification to ensure accuracy across our entire database.

This wasn't a quick project—it was a multi-year commitment to solving a real problem properly.

Real-World Applications

For Online Retail Shopping

See a dress you love? Enter the brand, get your size, order with confidence. No more ordering three sizes hoping one works.

For Secondhand Shopping Platforms

Shopping Vinted, Depop, or eBay? When a seller lists measurements, enter them into our tool and instantly know if it will fit you—even if the original size tag is missing or it's a brand you've never tried.

For Vintage Shopping

Vintage sizing is notoriously inconsistent. Our database includes vintage sizing standards, helping you navigate decades of changing size conventions.

For International Shopping

Shopping a European brand? A Korean retailer? A US designer? Navigate international sizing instantly.

For Body Changes

Had weight fluctuations? Pregnancy? Body changes? Update your measurements and immediately know your new size across all brands in our database.

Commitment to Accuracy and Updates

Continuous Improvement

Fashion sizing isn't static. Brands reformulate, manufacturers change, fits evolve. We commit to:

Regular Database Updates: Continuous monitoring and updating of sizing data as brands make changes.

User Feedback Integration: When users report fit discrepancies, we investigate and update our data accordingly.

New Brand Additions: Regularly expanding our database with new brands and labels.

Quality Assurance: Systematic accuracy checks across our entire database.

Transparency About Limitations

Our tool is highly accurate, but not perfect:

  • Individual body proportions vary; our algorithm accounts for standard proportions

  • Garment stretch and fabric type can affect final fit

  • Personal fit preferences (loose vs. fitted) influence ideal sizing

  • Some brands have significant variation even within their own sizing

We're transparent about these limitations and provide confidence scores with our recommendations.

Our Vision: Democratizing Fashion Knowledge

Fashion shouldn't be confusing, expensive, or wasteful. Good style shouldn't require:

  • Reading 50 size charts

  • Ordering multiple sizes

  • Constant returns and frustration

  • Paying for styling advice or subscription services

  • Navigating biased brand-sponsored content

We're building the fashion resource we wish existed: comprehensive, useful, honest, and free.

What Success Looks Like

We succeed when:

  • You find your size on the first try

  • You buy that perfect secondhand piece with confidence

  • You discover your new favorite brand through our honest review

  • You build a wardrobe you love with less waste and frustration

  • You never have to squint at a size chart again

Using Our Platform: Getting Started

Access the Sizing Tool

Visit our sizing calculator, enter your measurements, and get instant access to your size across 1,500+ brands. Save your profile for future use or simply get your results immediately—no account required.

Explore Our Style Library

Search our 5,000+ articles by:

  • What you're shopping for (category)

  • What you're shopping for it (occasion)

  • How much you want to spend (price point)

  • What style resonates with you (aesthetic)

  • What specific challenge you're solving (fit issues, body type, etc.)

Shop With Confidence

Use our sizing tool before any purchase—retail or secondhand. Use our style guides to inform what you're looking for. Make better decisions with better information.

Everything Is Free

No trial period to end. No surprise charges. No "premium features" behind paywalls. This is our commitment to making fashion more accessible, less wasteful, and more enjoyable for everyone.

Our Commitment Moving Forward

As we continue expanding our sizing database and growing our content library, our core principles remain unchanged:

Independence First: Our editorial team will never be influenced by commercial relationships. Recommendations based on merit, not money.

Free Access Always: Our sizing technology and content library will remain completely free. No paywalls, no subscriptions, no bait-and-switch.

Continuous Improvement: Regular database updates, new brand additions, and content expansion.

User Privacy: Your data stays yours. We don't sell information to brands or advertisers.

Transparency: Clear disclosure of how we operate, how we make money, and what influences our recommendations (answer: only quality and user needs).

The Bottom Line

We've invested years building proprietary technology that solves fashion's biggest practical problem—sizing chaos—and combined it with the largest independent fashion content library available. Everything is free because we believe good information shouldn't be gatekept.

When you use our platform, you're getting:

  • Technology that exists nowhere else

  • Independence you can trust

  • Professional expertise without the price tag

  • Practical solutions to real problems

No other platform offers this combination. This is fashion information and technology built to serve you, not brands or advertisers.

Never guess your size again. Never order multiple sizes again. Never deal with doesn't-fit returns again. Just confidence, clarity, and better fashion choices.


Questions about our sizing technology or editorial independence? Contact our team.

Technology powered by years of research and a commitment to solving real problems.

The Tellar Fashion Hub is the World's Largest, 100% Free, Fully searchable, Fashion Library. Filled with 4000+ Honest & Unbiased posts, written by our expert stylists.

No adverts, no sponsored posts, no subscriptions. We are 100% free to use.

We are paid by affiliates, but we never allow brands to influence our recommendations.

Honest, Unbiased, Accurate & Free.