Undercover Size Guide: What Size Am I in Undercover? Fit Advice & UK Sizing Help
Author: Stylist and brand team at Tellar
Date: 2025
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Undercover Size Guide: What Size Am I in Undercover? UK Fit Tips & Sizing Help
Shopping Undercover? Use this UK fit guide to understand how Undercover fits across tops, trousers and outerwear. Find your exact size in thousands of brands with Tellar.
Undercover by Jun Takahashi is one of Japan’s most revered cult fashion labels—known for conceptual designs, dark streetwear, and cryptic slogans. From dystopian tailoring to layered techwear-inspired silhouettes, Undercover is a must-shop label for avant-garde fans. But one question remains consistent: Does Undercover run big or small?
📌 The fastest way to find out: Tellar.co.uk instantly matches your real body measurements to Undercover—and thousands of brands, with new ones added daily. You’ll also receive a free measuring tape, so you never need to size guess again.
What Makes Undercover Unique?
Founded in 1993 by Jun Takahashi, Undercover has gained global cult status for:
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Off-kilter silhouettes inspired by punk and Tokyo streetwear
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Asymmetrical tailoring, oversized parkas, layered skirts & hardware
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Collaborations with Nike, Valentino, and Supreme
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Experimental textiles and artistic graphics
But due to seasonality and creative freedom, sizing is not consistent across all Undercover collections, especially in outerwear and layered pieces.
So, Does Undercover Run Big or Small?
In general:
Undercover runs true to size—but collections fluctuate. Some pieces are oversized intentionally, while others are cropped or cut slim across the chest and shoulders.
👕 Tops & T-Shirts
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Basic logo tees = true to size
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Graphic tees may run shorter or boxy
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Longline tanks and asymmetric tops = experimental cuts
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Fit tip: True to size, but use Tellar for shoulder width and length balance
🧥 Outerwear & Jackets
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Signature parkas and layered coats are oversized
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Cropped bombers and leather pieces can run tight
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Fit tip: True to size in outerwear, size up if layering underneath
👖 Trousers & Skirts
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Unisex cargos, cropped trousers, and zip panels are common
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Cuts range from slim to drop-crotch
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Fit tip: Waist is true—but hip and leg shape vary; Tellar maps rise + length
👟 Sneakers & Footwear
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Collaborations with Nike or Valentino use standard sizing
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Some Japanese-exclusive footwear may be narrower
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Fit tip: Use Tellar to convert JP/US/UK sizing automatically
🎯 Use Tellar here to find your Undercover size in seconds—adjusted for height, bust, shoulder width, and leg length.
Undercover Sizing vs UK & EU Brands
Undercover generally uses Japanese sizing, which aligns numerically with EU sizing but fits slimmer through the torso and arms.
JP Size |
EU Size |
UK Size |
Undercover Fit Insight |
---|---|---|---|
1 |
EU 44 |
UK XS/S |
Slim in chest and short in length |
2 |
EU 46 |
UK S/M |
True to size—most common fit |
3 |
EU 48 |
UK M/L |
Slightly oversized depending on piece |
4 |
EU 50 |
UK L/XL |
Best for layering or tall builds |
🧠 Tellar.co.uk converts Japanese/European sizing and adjusts based on your frame—not just a size number.
Popular Undercover Pieces & How They Fit
1. Undercover Graphic T-Shirt
Known for art-house slogans and band references.
➡️ Fit tip: True to size—but may be boxy or short depending on season
2. Layered Parka or Modular Coat
One of the brand’s signature outerwear styles.
➡️ Fit tip: Oversized intentionally—stick to your size or size down for less volume
3. Undercover x Nike React Sneakers
Chunky silhouette, technical fabrics.
➡️ Fit tip: True to size—use Tellar to convert Nike sizing by foot length
4. Zip-Paneled Trousers or Hybrid Shorts
Streetwear staple with deconstruction appeal.
➡️ Fit tip: True to waist, but slim in thigh—Tellar balances waist/hip ratio
5. Cropped Bomber Jacket
Shorter torso, structured collar, experimental sleeve cuts.
➡️ Fit tip: Tight in the chest/shoulders—size up for movement
How Undercover Compares to Other Avant-Garde Brands
Brand |
Compared to Undercover |
---|---|
Rick Owens |
Rick runs tighter in mainline cuts |
Maison Margiela |
Margiela sizing varies more wildly |
Comme des Garçons |
CDG is boxier and more oversized |
Yohji Yamamoto |
Yohji runs far looser, especially in trousers |
Mugler |
Mugler is tighter and structured—less relaxed |
📏 Use Tellar to compare fits across all these cult-favourite labels.
Common Fit Complaints (And How Tellar Solves Them)
❌ “The jacket was labelled oversized but still too tight in the shoulders.”
Tellar checks your actual shoulder width vs garment cut, not just style label.
❌ “I bought a size 2 but it felt like a UK XS.”
Tellar handles Japanese-to-UK sizing conversion—eliminating these errors.
❌ “The trousers fit my waist but were tight on the thighs.”
Tellar maps waist-to-thigh ratio and rise height for streetwear fits.
Why Use Tellar Before Buying Undercover?
With Undercover’s experimental cuts, varying silhouettes, and Japanese sizing system, you’ll want to make sure you’ve got the right size—first time. Tellar.co.uk makes it effortless:
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✅ Enter your bust, chest, waist, hips, height and leg measurements once
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✅ Instantly match to your size in Undercover and thousands of other brands
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✅ Receive a free soft tape measure by post
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✅ Compare sizing to Rick Owens, CDG, Margiela, and more
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✅ 100% free—no subscriptions, no confusion, no wrong orders
Create your Tellar profile now
Related Sizing Guides from Tellar
Follow Tellar for Streetwear Fit Insights & Avant-Garde Sizing
We post weekly breakdowns on Japanese and European cult brands, experimental sizing, and unisex fits.
Final Thoughts: Undercover Sizing Is Intentional—But Inconsistent
Jun Takahashi designs with attitude, not size charts in mind. Whether you’re buying a reissued parkas, cropped trousers or Nike collab, you’ll want the right fit—especially when sizing systems shift from JP to EU to UK.
Let Tellar.co.uk do the legwork. We match your measurements to Undercover’s cuts—and thousands of other brands—so you get it right the first time.
“Find your size in thousands of brands. It’s free & easy.”