1017 ALYX 9SM
1017 ALYX 9SM is the label of American designer Matthew M. Williams, launched in 2015 with womenswear and adding menswear in 2017. Its output centers on industrial hardware — the rollercoaster buckle belt, harnesses and chain jewelry — alongside technical outerwear, cargo trousers, denim and pared-back tailoring in ripstop, leather and cotton shirting. Hong Kong entrepreneur Adrian Cheng took a majority stake in November 2023, confirmed as a partnership in January 2024, after which the headquarters moved from Ferrara, Italy to Paris. Collaborators include Nike and Audemars Piguet.
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| Category | Runs | Shape | Length | Size advice | Confidence |
|---|---|---|---|---|---|
| Hoodies & sweatshirts | runs large | oversized and boxy with heavy dropped shoulders | regular body with long sleeves | Sizing down one is commonly suggested unless you specifically want the very oversized look. | medium |
| Shirts & overshirts | slightly large | relaxed, straight-cut body rather than tapered | longer body and sleeve than typical high-street shirting | Stick with your usual size for a relaxed drape; size down if you want it tucked cleanly. | low |
| Trousers & pants | true to size | straight to relaxed through the thigh, often with technical or cargo detailing | tends to run long, so hemming is frequently mentioned | Order your usual waist and budget for a hem if you are under about 6ft. | medium |
| Jeans & denim | true to size | relaxed straight, with wider baggy cuts in some seasons | long inseam typical | Take your normal waist size, but check the specific cut since silhouettes swing from straight to very wide. | low |
| Jackets | slightly large | roomy through the chest and shoulders, cut with layering in mind | regular to slightly long | Your usual size generally works; consider sizing down if you plan to wear it over just a tee. | medium |
| T-shirts & graphic tees | slightly large | boxy with dropped or wide shoulders | regular to slightly long in the body | Take your usual size for the intended relaxed drape, or size down one if you prefer a closer fit. | medium |
Does 1017 ALYX 9SM run big or small?
1017 ALYX 9SM fits slightly large. Most shoppers find taking their usual size works for the intended oversized look, and sizing down one is the common move if you want it closer to the body. Reported experience suggests ALYX generally fits true to size but reads slightly large on the body because of the label's roomy, long-cut Italian-made silhouettes.
How does 1017 ALYX 9SM fit?
Reported experience suggests ALYX generally fits true to size but reads slightly large on the body because of the label's roomy, long-cut Italian-made silhouettes. Overall shape: generally relaxed to boxy with a streetwear-leaning silhouette, though some tailored and technical pieces sit closer to the body.
How do 1017 ALYX 9SM hoodies & sweatshirts fit?
1017 ALYX 9SM hoodies & sweatshirts runs large. Sizing down one is commonly suggested unless you specifically want the very oversized look. Shape: oversized and boxy with heavy dropped shoulders.
How do 1017 ALYX 9SM shirts & overshirts fit?
1017 ALYX 9SM shirts & overshirts fits slightly large. Stick with your usual size for a relaxed drape; size down if you want it tucked cleanly. Shape: relaxed, straight-cut body rather than tapered.
How do 1017 ALYX 9SM trousers & pants fit?
1017 ALYX 9SM trousers & pants fits true to size. Order your usual waist and budget for a hem if you are under about 6ft. Shape: straight to relaxed through the thigh, often with technical or cargo detailing.
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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