A man wearing a white Diesel t-shirt and jeans

Diesel

$$$unisex
StyleY2KStreetwearAvant-garde
Known forJeans & denim
Origin · Molvena, ItalyMade in · Italy, AsiaFounded · 1978

Diesel is an Italian denim and casualwear label founded by Renzo Rosso in 1978 and owned by his OTB Group, which also holds Maison Margiela, Marni and Jil Sander. Belgian designer Glenn Martens has led creative direction since 2020 and still runs Diesel while also heading Maison Margiela. His work leans on treated and devoré denim, distressed washes, latex and logo-heavy pieces, plus the Oval D hardware, 1DR handbag and utility belt. Shows in Milan open to thousands of public attendees. Underwear, fragrance and Diesel Living extend the line.

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How Diesel fits
CategoryRunsShapeLengthSize adviceConfidence
Hoodies & sweatshirtsmixedranges from a trim classic fit to very oversized in the designer-led dropsregular, cropped on some oversized stylesCheck the specific style, since the basics run slim while the statement hoodies are already oversized.low
Shirts & overshirtsslightly smallslim European cut through the chest and sleeveregularGo up a size if you are between sizes or broader through the shoulders.low
Trousers & pantstrue to sizeregular to tapered, with utility and cargo detailing on many stylesregular to longOrder your usual waist and expect to check the length.low
Jeans & denimslightly smallmostly slim to tapered in the core range, with intentionally baggy and distressed styles in the fashion lineinseams tend to run long and are commonly hemmedConsider one waist size up in the slim and skinny fits, and stay true to size in the loose 1996/D-Macs style cuts.medium
T-shirts & graphic teesslightly smallslim and body-close on classic logo tees, boxier on the current oversized graphic piecesregularSize up one if you want a relaxed drape in the standard logo tees.medium
Jacketsslightly smallcut close through the chest and shoulders, typical of Italian sizingregular to slightly short in the bodySize up if you plan to layer a hoodie or knit underneath.medium
Does Diesel run big or small?

Diesel fits slightly small. Take your usual size in the oversized/logo pieces but consider going up one in slim denim, tees and tailored jackets. Shoppers most often report Diesel running a touch small and slim in its core denim, tees and jackets due to Italian sizing, while the newer designer-led oversized and treated-denim pieces fit large by design.

How does Diesel fit?

Shoppers most often report Diesel running a touch small and slim in its core denim, tees and jackets due to Italian sizing, while the newer designer-led oversized and treated-denim pieces fit large by design. Overall shape: generally slim and body-close on core denim and jersey, though Glenn Martens-era statement pieces are deliberately oversized and boxy.

How do Diesel hoodies & sweatshirts fit?

Diesel hoodies & sweatshirts varies by piece. Check the specific style, since the basics run slim while the statement hoodies are already oversized. Shape: ranges from a trim classic fit to very oversized in the designer-led drops.

How do Diesel shirts & overshirts fit?

Diesel shirts & overshirts fits slightly small. Go up a size if you are between sizes or broader through the shoulders. Shape: slim European cut through the chest and sleeve.

How do Diesel trousers & pants fit?

Diesel trousers & pants fits true to size. Order your usual waist and expect to check the length. Shape: regular to tapered, with utility and cargo detailing on many styles.

Directional fit consensus summarized from public sources with AI — a starting point, not a guarantee. Confirm with the product's own measurements before buying.

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