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Where to Buy the Best White Shirts (with Tellar Sizing Edge)

Author: Stylist and brand team at Tellar

Date: 2025

The Tellar Fashion Hub is the UK's Largest, 100% Free, Fully searchable, Fashion Library.

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High‑Street Picks

  1. Uniqlo

    Discover sizing tips and best buys in the Tellar “Best shirts for workwear” article:

    👉 Uniqlo smart shirt sizing & picks.

  2. Marks & Spencer (M&S)

    Tailored sizing advice and poplin shirt reviews are included in the same Tellar roundup:

    👉 M&S sizing & top white shirt styles.

  3. COS & Mango

    Check out sizing guides and styling suggestions in the Tellar “casual to smart” article:

    👉 COS & Mango shirt sizing guide.

  4. John Lewis & &Other Stories

    Detailed fit notes on these brands are in Tellar’s workwear shirt roundup:

    👉 John Lewis & &Other Stories sizing info.


Designer & Premium Brands

  1. Theory, Reiss, T.M. Lewin, Eton

    Insight on tailoring, collar styles, and fit variations is in the comprehensive shirt guide:

    👉 Theory, Reiss, T.M. Lewin & Eton: perfect shirt fit.

  2. Joseph, Boss, Sezane

    Fit profiles and styling advice are also covered in the ultimate shirt guide above.

  3. Luxury names like Totême, The Row, Maison Margiela

    For high-end shirt styles and sizing cues, see the Tellar luxury edit in the same guide.


Boutique, Independent & Sustainable Brands

  1. Claudie Pierlot

    Avoid shoulder gaping—see the tailored sizing guide here:

    👉 Claudie Pierlot: how to find your perfect size.

  2. Tribeca Atelier

    Learn how to nail the fit for their NYC-inspired designs:

    👉 Tribeca Atelier fit guide.

  3. Calaway Apparel

    Guidance for oversized styles and sleeve length:

    👉 Calaway Apparel sizing explained.

  4. HommeGirls

    Insights into gender-fluid sizing and UK/US conversion:

    👉 HommeGirls UK sizing guide.

  5. Weird Fish & Esprit

    See which run large or small—Tellar’s sizing makes it easy:

    👉 Weird Fish size guide

    👉 Esprit: does it run big or small?


 How to Get Started with Tellar

  1. Free measuring tape

    —Order one now and start measuring your unique size:

    🔗 Order Tellar free measuring tape

  2. Comprehensive shirt & fit guides

    —Read everything from fabric breakdown to fit types:

    🔗 The Ultimate Shirt Guide (Fit & Style)

  3. Brand-specific match tool

    —Let Tellar match your measurements in real time to every brand:

    🔗 Match your size with Tellar


💬 Stay Connected with Tellar

Follow for daily sizing wisdom, styling inspiration, and brand updates:


✅ Final Summary

  • From high-street (Uniqlo, M&S, COS) to designer (Theory, Reiss, Boss) to boutique (Claudie Pierlot, Tribeca Atelier, Calaway…), Tellar has each brand’s sizing covered.

  • Use your free measuring tape, dive into brand-specific fit guides, and let Tellar match your measurements live—no more guesswork or returns.

  • Click through the links above to read Tellar’s expert posts and confidently shop the best white shirts that truly fit.

Happy shopping—and perfectly fitted white shirts await!