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Does the Brand Ivy Oak Run Big or Small, What Is Their Sizing Like?

Author: Stylist at TellarDate: 2025

Ivy Oak is a Berlin-based fashion label that focuses on timeless, consciously crafted womenswear. With a blend of structured tailoring and romantic flourishes, Ivy Oak appeals to women who appreciate minimalist elegance—but sizing can feel less straightforward, especially for UK shoppers navigating EU charts.

If you read nothing else, know this: tellar.co.uk has already analysed every single brand’s sizing data—including Ivy Oak’s. With a free measuring tape, a one-time quick setup, and real-time access to over 1,500 brands, you'll always get your correct size instantly. No catches, always free to use—so you never need to check a size chart again.

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What Is Ivy Oak Known For?

Founded in 2016, Ivy Oak has quickly built a reputation for:

  • Refined occasionwear

  • Modern bridal collections

  • Conscious, sustainable sourcing

  • Structured tailoring and flowing silhouettes

Whether you're shopping for a bridal jumpsuit, a clean-lined blazer, or an everyday midi dress, the brand prioritises premium fabrics and sustainability—without compromising on aesthetic impact.

But how do their pieces actually fit? Let’s break it down.


Does Ivy Oak Run Big or Small?

Overall verdict:

Ivy Oak runs slightly small, particularly in tailored dresses, trousers, and structured coats. The cuts are designed to flatter, but they’re also more fitted than standard UK high-street sizing.

Key reasons buyers size up:

  • Narrow cuts at the waist and bust

  • Limited stretch in woven fabrics

  • Shorter torso length in tops and blouses

EU Size

Approx. UK Size

Fit Note

34

UK 6

Very slim fit

36

UK 8

Slim fit

38

UK 10

True to size on small frames

40

UK 12

Best for curves

42

UK 14

Rare, sells out fast

💡 Get Ivy Oak sizing spot-on with the tellar.co.uk, built from thousands of brand-specific measurement matches.


Fit Review by Product Category

1. Structured Dresses

  • Signature piece: Ivy Oak’s Draped Midi Dress and Bridal Satin Styles.

  • Fit: Slim around the chest and waist.

  • Tip: Size up for comfort unless you prefer a sculpted look.

  • Ideal for: Formal events, weddings, evening wear.

2. Jumpsuits

  • Often chosen for bridal or alternative occasions.

  • Fit: Long in the leg, narrow in the torso.

  • Tip: Measure waist-to-shoulder if you're long-torsoed.

3. Blazers and Tailored Coats

  • Modern, clean cuts with internal structure.

  • Fit: Slightly snug across the shoulders and arms.

  • Tip: Size up for layering over thick knits.

4. Knitwear & Jersey Tops

  • Softer and more forgiving than structured options.

  • Fit: True to size, some styles boxy by design.

  • Tip: Knitwear may feel roomy—don’t overcompensate.

5. Skirts and Trousers

  • High-waisted, often without elastic.

  • Fit: Narrow waistband, limited give.

  • Tip: Size up if you're between waist sizes.


How Ivy Oak Sizing Compares to UK Brands

Want a quick sizing benchmark? Here’s how Ivy Oak stacks up to popular UK high-street and premium labels:

Brand

Compared to Ivy Oak

Reiss

Similar cut, Ivy Oak slightly narrower

COS

COS is more relaxed in fit

Whistles

Ivy Oak runs smaller

Hobbs

Hobbs is roomier and more classic

Zara

Zara is less consistent but similar in bust/waist fit

Looking for similar fits? See our full guides:

  • Reiss Sizing Guide

  • Whistles Fit Explained

  • Zara Size Breakdown

  • Gucci Sizing Tips


Top Picks from Ivy Oak (and How They Fit)

Here’s what’s worth your money from Ivy Oak’s core collection—and what to know about sizing before you buy.

Ivy Oak Bridal Range

From jumpsuits to satin slip dresses, Ivy Oak’s bridal edit is modern and minimal.

Fit note: Often cut close to the body. Size up for a more forgiving look.

The Signature Draped Dress

Draped across the bust and waist with a high neckline—perfect for events.

Fit note: Tailored and elegant, but snug. Best worn with shapewear or sized up.

Tailored Wool Coats

Their wrap coats and belted jackets are autumn bestsellers.

Fit note: Shoulders are true to EU sizing but UK wearers may prefer one size up for layering.

Occasion Skirts

A-line and midi-length with high waists and side zips.

Fit note: Limited give at the waist—accurate measurement matters.


Why You Shouldn't Rely on Standard Size Charts

Post Image

Most brands, including Ivy Oak, publish size charts based on idealised ratios. But your actual body measurements (especially bust vs waist vs hip ratio) will determine your real fit.

Tellar.co.uk solves this with data-backed matching technology:

✅ You enter your measurements once

✅ Tellar shows your size in 1,500+ brands (Ivy Oak included)

✅ You can update your profile anytime

✅ Always free to use

✅ Includes a free measuring tape to get started

✅ So accurate, you’ll never need to guess again

Skip the size stress → Try Tellar now


Real Reviews from Ivy Oak Customers

“I’m usually a UK 10 but had to size up to a 40 in the jumpsuit. Worth it though—the cut is stunning.”

— Amelia, London

“Love the sustainability angle, but the dress was a bit tight at the bust. Tellar’s fit tool saved me the return.”

— Priya, Birmingham

“The wool coat was gorgeous but narrow in the arms. Go a size up if you're wearing chunky knits.”

— Laura, Glasgow


Related Sizing Guides from Tellar.co.uk

Explore how Ivy Oak fits compared to similar clean-tailored or romantic brands:

  • Grizas – Flowy but tricky fits

  • Grace Karin – Occasion dresses decoded

  • Guess – Fitted casualwear breakdown

  • G-Star – Structured denim sizing


Stay Sizing-Savvy – Follow Tellar

Looking for real-time size guidance, updates on fit quirks, and shopping hacks?

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We post new sizing insights weekly.


Final Word: Should You Shop Ivy Oak?

If you love sharp tailoring, ethically sourced materials, and modern design, Ivy Oak is absolutely worth a place in your wardrobe.

But without checking your true fit, you might end up disappointed.

Use tellar.co.uk to find your Ivy Oak size based on your real measurements—not guesswork.


Try Tellar Now – It’s Free & Accurate

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