Số đo ở trên nhãn quần áo.

A natural breakdown is:

• số đo = measurements / size measurements
• ở trên = on / located on
• nhãn quần áo = clothing label / garment label

So the whole sentence means something like The measurements are on the clothing label.

It can be understood as a full sentence.

In Vietnamese, ở can work like a location verb, meaning to be at/in/on depending on context.

So:

• Số đo = subject
• ở trên nhãn quần áo = location

That gives:

• Số đo ở trên nhãn quần áo.
  = The measurements are on the clothing label.

In some contexts, it could also feel a bit like a short caption or note, but grammatically it works as a sentence.

Both are possible, but they are used a little differently.

• trên by itself often means on / above
• ở trên adds the idea of being located on

So:

• Số đo trên nhãn quần áo can sound like the measurements on the clothing label
• Số đo ở trên nhãn quần áo more clearly means the measurements are on the clothing label

The version with ở feels more sentence-like because it explicitly marks location.

Ở is a very common Vietnamese word meaning to be at / in / on or at, in, on in a locational sense.

In this sentence, it tells you where something is located:

• Số đo ở trên nhãn quần áo = The measurements are on the clothing label

So ở is doing the job that are + a location phrase might do in English.

Vietnamese often puts the main noun first and the describing noun after it.

Here:

• nhãn = label
• quần áo = clothes / clothing

So nhãn quần áo literally means label of clothes, which in natural English becomes clothing label or garment label.

This noun + noun structure is very common in Vietnamese.

Quần áo usually means clothes / clothing in a general sense.

Even though:

• quần = pants
• áo = shirt

together quần áo is a very common fixed expression meaning clothes overall.

So in nhãn quần áo, it refers to the label on a piece of clothing or on clothing generally.

Literally, số đo means measurements.

Depending on context, it may refer to:

• actual body or garment measurements
• the size information shown on clothing

So in a clothing context, English might translate it as:

• measurements
• size measurements
• sometimes just size information

But the core meaning is still measurements.

Vietnamese usually does not use articles like a, an, the the way English does.

So:

• Số đo can mean measurements, the measurements, or some measurements
• the exact interpretation comes from context

In this sentence, English naturally uses the:

• The measurements are on the clothing label

But Vietnamese does not need a separate word for that.

Classifiers in Vietnamese are often used when you are:

• counting something
• pointing out a specific individual item
• emphasizing the noun

For example:

• một cái nhãn = one label
• cái nhãn quần áo này = this clothing label

But in a general statement like this, the classifier is usually omitted:

• trên nhãn quần áo = on the clothing label

That is completely normal.

Yes, you could.

The difference is roughly:

• Số đo trên nhãn quần áo = the measurements on the clothing label or a shorter, more compact phrasing
• Số đo ở trên nhãn quần áo = the measurements are on the clothing label

So the version with ở feels a bit more explicitly like a full sentence.

It is understandable and correct. However, in everyday speech, many speakers also say:

• mác quần áo
• tem quần áo in some contexts

These can also refer to a clothing tag or label.

So:

• nhãn quần áo is clear and standard
• mác quần áo may sound more everyday in some regions or situations

Depending on context, a natural English translation could be:

• The measurements are on the clothing label.
• The size is on the clothing label.
• You can find the measurements on the clothing label.

The Vietnamese itself is short and compact, so English may need a slightly different wording depending on what exactly is meant.

A rough pronunciation guide is:

• Số ≈ soh with a rising broken tone
• đo ≈ zaw or yaw depending on dialect
• ở ≈ uh with a heavy glottal-rising tone
• trên ≈ chane / train (approximate only)
• nhãn ≈ nyan with a dipping tone
• quần áo ≈ kwuhn ow

A few important notes:

• đ is not the same as d
• tones matter a lot
• pronunciation varies between northern and southern Vietnamese

If you are learning standard northern Vietnamese, it is best to listen to native audio and repeat the whole chunk:

• Số đo ở trên nhãn quần áo.

Yes, Vietnamese word order can sometimes be adjusted for focus, but the original is straightforward and natural.

For example, you might also hear:

• Trên nhãn quần áo có số đo.
  = There are measurements on the clothing label.

This version uses có to mean there is/are.

So both are fine, but they focus slightly differently:

• Số đo ở trên nhãn quần áo focuses first on the measurements
• Trên nhãn quần áo có số đo focuses first on the location