Does Eileen Fisher Clothes Brand Run Big or Small? What Is Their Sizing Like and What Items Are Good to Buy?

Eileen Fisher is synonymous with effortless, sustainable fashion and timeless silhouettes. The brand has developed a cult following for its minimalist design philosophy and commitment to ethical production. But if you’re shopping online or considering your first Eileen Fisher piece, one question always arises:

Does Eileen Fisher run big or small?

In this complete guide, we’ll explore how Eileen Fisher sizing works, what their garments feel like on different body types, and how to get your perfect fit in seconds using Tellar.co.uk — the UK’s leading free sizing tool for over 1,500 brands.

Who Is Eileen Fisher?

Founded in 1984 in New York, Eileen Fisher is a pioneer in sustainable fashion. The brand focuses on:

Clean, versatile lines
Organic and recycled fabrics
Inclusive sizing and relaxed fits
Ethical and transparent supply chains

The appeal of Eileen Fisher lies in her brand’s focus on comfort and timeless style — not trends. You’ll find luxe linen trousers, oversized cashmere sweaters, elegant tunics, and layering essentials that work year-round.

Eileen Fisher is also one of the few designer brands that actively caters to petite and plus sizes, a major win for inclusivity.

Does Eileen Fisher Run Big or Small?

Eileen Fisher clothing typically runs large. This is by design — the label is known for its boxy, relaxed cuts that allow movement and comfort. However, this doesn’t mean sizing is one-size-fits-all.

Here’s how sizing usually feels across key categories:

Tops & Tunics: Run generously, often with dropped shoulders and oversized cuts. Size down for a neater fit.
Trousers & Pants: Also roomy, especially in linen and wide-leg silhouettes. Elastic waists are common.
Knitwear: Draped and often oversized. Most customers find they can go down one size comfortably.
Dresses: Generally true to size in width, but can be long. Petite ranges offer shorter lengths.
Petite & Plus Collections: Designed with proportion in mind, not just shorter or wider cuts.

Still, the variation across fabrics (jersey vs. ponte vs. linen) can affect fit. That’s why it’s best to match clothing directly to your measurements using Tellar.co.uk.

Understanding Eileen Fisher’s Size Chart

Eileen Fisher uses standard US sizing, but it may translate differently to UK sizes due to the oversized nature of the garments.

UK to Eileen Fisher Size Guide (approximate):

UK 6–8 = Eileen Fisher XS
UK 10 = S
UK 12–14 = M
UK 16–18 = L
UK 20+ = XL or 1X (Plus line begins here)

Petite sizing is adjusted for height and torso proportions — not just shortened sleeves.

For a 100% accurate recommendation, use your exact chest, waist, and hip measurements on Tellar.co.uk to get your correct Eileen Fisher size across all garment types.

How to Find Your Eileen Fisher Size Instantly with Tellar.co.uk

Tellar.co.uk is a free tool that helps you match your body measurements to sizing data across 1,500+ brands — including Eileen Fisher.

Whether you're shopping on Nordstrom, John Lewis, or another online stockist, Tellar shows you your ideal size in seconds.

How it works:

Visit Tellar.co.uk
Create a free account in under 30 seconds
Enter your chest, waist, and hip measurements
Instantly see your Eileen Fisher size and comparison sizes for other brands
Save your profile to re-use it anywhere

Need help measuring?

Claim your free tape measure here and follow the quick guide to get started.

The Best Eileen Fisher Items to Buy

Eileen Fisher is all about pieces that integrate effortlessly into your wardrobe. Here are some of the most-loved and best-performing items across the brand’s collections:

1. The System Shells and Tanks

Eileen Fisher's “System” range includes interchangeable tanks and shells that form the backbone of any capsule wardrobe. They’re flattering, breathable, and timeless.

Sizing tip: Size down if you prefer more structure; otherwise, enjoy the ease of the fit.

2. Slim Ankle Pants

Made from ponte or stretch crepe, these trousers are a staple for workwear and travel. Their flattering high-rise cut suits most body types.

Sizing tip: Go true to your Tellar size for the ideal fit.

3. Boxy Silk Tops

One of the brand’s most iconic silhouettes. Effortlessly chic with jeans, skirts, or trousers.

Sizing tip: They run large by design — size down once for a neater look.

4. Organic Linen Dresses

Lightweight, breathable, and ideal for spring and summer.

Sizing tip: Length may run long; petite versions solve this perfectly.

5. Recycled Cashmere Sweaters

Sustainable, warm, and beautiful. The fabric is both luxurious and planet-conscious.

Sizing tip: Stay with your recommended Tellar size unless layering heavily.

Why Sizing Accuracy Matters with Oversized Brands

Brands like Eileen Fisher are known for their fluid silhouettes, which can be misread as “baggy” or “shapeless” if you choose the wrong size. The same top could look elegantly draped in one size — and tent-like in another.

With Tellar.co.uk, you don’t have to guess. Your saved measurements let you:

Skip the size charts
Shop faster
Cut down on returns
Get perfect fit recommendations — every time

This is especially helpful if you’re buying from resale marketplaces or multi-brand sites where sizing details can be vague.

Tellar.co.uk: What You Get for Free

✅ Match your exact measurements to Eileen Fisher and 1,500+ brands

✅ Works with both UK and US sizing systems

✅ Includes petite, plus, and gender-neutral options

✅ Claim your free tape measure

✅ Use your profile across devices

✅ Quick 30-second login and setup

✅ No cost, no spam — just smarter shopping

Create your free profile here

Connect With Tellar.co.uk

Want fit tips, new brand drops, and sizing advice across more than just Eileen Fisher? Follow us and join the UK’s most accurate fashion fit community.

Instagram: @Tellarsizing
Twitter/X: @TellarSizing
Pinterest: TellarSizing
Facebook: TellarSizing

Final Takeaways: Eileen Fisher Fit Recap

Fit profile: Relaxed, oversized, minimalist
Runs large — most customers size down, especially in tops and dresses
Plus and petite options are thoughtfully designed
Material matters — ponte and stretch jersey fit closer, linen is looser
Use Tellar.co.uk for exact size matching

Ready to Shop Eileen Fisher with Confidence?

You deserve clothing that fits well, feels great, and reflects your values. With Eileen Fisher’s elegant silhouettes and Tellar.co.uk’s precision sizing, you get the best of both worlds.

🎯 Find your size now

🎯 Get your free measuring tape

🎯 Shop confidently from any store, knowing exactly what will fit

Find your size in 1,500+ brands real-time. It’s free & easy.

Only on Tellar.co.uk — the UK’s most trusted sizing solution.