no, not automatically. Sizing conventions have shifted enough across decades that your usual size today can correspond to something noticeably different in an older Raf Simons piece. The only reliable approach is comparing actual measurements, not trusting the label on the tag.

Why "Usual Size" Doesn't Translate Across Decades

Clothing sizing has never been perfectly standardized, but it's shifted even further over the specific stretch of decades relevant to archival designer fashion. A medium from the late 1990s, a medium from the mid-2000s, and a medium from a current retailer can all correspond to genuinely different chest and shoulder measurements, shaped by shifting fit trends, regional sizing conventions, and how oversized silhouettes were interpreted differently across eras. Layer archival designer pieces on top of that general sizing drift, and you get an extra variable: some collections were deliberately cut oversized as a design statement, while others from the same general period used more standard proportions. Assuming "I'm always a medium" carries any real predictive value here is where a lot of buyers go wrong.

Sizing a Raf Simons Hoodie From Different Eras

This matters more for hoodies specifically because the silhouette itself changed meaningfully across different periods. A raf simons hoodie from an early collection may use a more standard shoulder placement than one from a period specifically built around exaggerated, drop-shoulder proportion. Buying "your usual size" without checking which era and design approach a specific piece reflects means you're essentially guessing at two variables at once, the brand's general sizing convention for that period, and whether that particular collection leaned oversized or closer to standard fit. Neither variable is something you can reliably infer from a size label alone.

Why a Raf Simons T-Shirt Needs the Same Scrutiny

Basics don't get a pass here either, even though people often assume a simple tee is more size-predictable than more elaborate pieces. A raf simons t-shirt from an era favoring cropped or fitted silhouettes will fit completely differently than one from a period built around relaxed, oversized proportion, even if both carry the same size label. The garment category doesn't protect you from this variability. If anything, basics can be trickier, since buyers often apply even less scrutiny to a "simple tee" than they would to a more visually distinctive piece, assuming sizing risk is lower when it usually isn't.

The Only Reliable Method: Measure, Don't Guess

Given how unreliable size labels are across this specific shopping category, actual measurements are the only approach worth trusting:

1. Measure a piece you already own and like the fit of, recording chest width, shoulder width, body length, and sleeve length.

2. Request the same measurements for any archival piece you're considering, treating a seller's refusal or inability to provide them as a real limitation on your decision-making.

3. Compare the numbers directly, not the size labels, side by side.

4. Account for the specific proportion the piece is going for. If you're chasing an intentionally oversized silhouette, you're looking for measurements larger than your standard fit on purpose, which is different from simply buying "your normal size" out of habit.

This process takes a few extra minutes compared to trusting a size label, but it's the difference between an informed purchase and a genuine guess.

What to Do When Measurements Aren't Listed

Not every listing includes full measurements, and that's a real, common obstacle rather than a dealbreaker on its own. A few practical responses:

• Message the seller directly and ask for chest, shoulder, and length measurements before committing to a purchase.

• Ask for a photo with the garment laid flat next to a tape measure or ruler, which gives you a rough but genuinely useful reference point.

• Check whether the listing specifies the collection or season, then research documented measurements for that specific era if they exist through reliable archive resources.

• Treat an unresponsive or vague seller as a signal to slow down, especially for a higher-value purchase where getting the fit wrong is an expensive mistake.

FAQ

1. Why doesn't my usual size reliably translate to an archival piece? 

Sizing conventions shifted across decades, and archival designer collections sometimes used deliberately oversized proportions, meaning the same size label can correspond to very different actual measurements depending on the specific era and collection.

2. Does this apply to basics like t-shirts, or just more elaborate pieces? 

It applies equally to both. A t-shirt's fit depends on the specific collection's design approach just as much as a more visually distinctive piece, so sizing risk isn't lower just because the garment is simpler.

3. What should I do if a listing doesn't include measurements? 

Message the seller directly and request chest, shoulder, and body length measurements, or ask for a photo with the garment laid flat next to a measuring tool for a rough reference point.

4. Is it ever safe to just trust the size label on an archival piece? 

Rarely. Even within the same general era, some collections were cut oversized as a deliberate design statement while others used more standard proportions, so the label alone doesn't reliably indicate actual fit.

5. How much time should I actually spend measuring before buying? 

Just a few minutes, comparing a piece you already own against the seller's provided measurements. That small time investment is far less costly than receiving a piece that doesn't fit as expected.

Final Thoughts and Your Next Step

Your usual size is a starting reference point at best when it comes to archival clothing, not a reliable predictor of fit. Sizing has shifted too much across decades, and design approaches within any given era vary too much, for a size label alone to tell you what you actually need to know. Measure everything you can, request measurements when they're missing, and treat the process as a small but necessary step rather than an inconvenience. [Check our full guide on what to check before buying a Raf Simons hoodie] for the complete pre-purchase checklist that includes this sizing verification step alongside everything else worth confirming.