Die Maßanfertigung hat die richtige Kleidergröße.

Because there are two different feminine singular nouns here:

• die Maßanfertigung = the subject
• die richtige Kleidergröße = the direct object

Both Maßanfertigung and Kleidergröße are feminine nouns, so they take die in the singular.

Also, in German, feminine singular uses die in both the nominative and the accusative, so the article looks the same in both parts of the sentence.

The subject is die Maßanfertigung.

A few clues help:

• It comes before the verb in this normal statement.
• The verb is hat, which is 3rd person singular, so the subject must be singular.
• Die Maßanfertigung is in the nominative case.

So the basic structure is:

• Die Maßanfertigung = subject
• hat = verb
• die richtige Kleidergröße = direct object

Because German main clauses usually follow the V2 rule: the finite verb goes in the second position.

Here the first position is taken by:

• Die Maßanfertigung

So the verb must come next:

• hat

That gives:

• Die Maßanfertigung hat ...

This is one of the most important German word-order rules.

Because richtig is an adjective describing Kleidergröße, and in German, adjectives before nouns usually need an ending.

Here we have:

• die = definite article
• Kleidergröße = feminine singular
• accusative case

After a definite article, the adjective takes the weak ending. For feminine singular accusative, that ending is -e.

So:

• die richtige Kleidergröße

Not:

• die richtig Kleidergröße

Yes. It is the direct object, so it is in the accusative.

The verb haben usually takes a direct object:

• etwas haben = to have something

So in this sentence, the thing being “had” is:

• die richtige Kleidergröße

Because Kleidergröße is feminine singular, the accusative article is still die, which looks the same as the nominative.

Because German often forms compound nouns by combining words into a single noun.

Here:

• Kleider = clothes / clothing
• Größe = size

Together:

• Kleidergröße = clothing size / clothes size

This is completely normal in German. English often writes such ideas as separate words, but German usually combines them.

Because all German nouns are capitalized.

So in this sentence:

• Maßanfertigung = noun
• Kleidergröße = noun

They must begin with capital letters, even in the middle of a sentence.

The adjective richtige is not capitalized because it is not a noun here.

It is a compound noun:

• Maß = measurement
• Anfertigung = making / production / manufacture

So literally it is something like made-to-measure production. In natural English, it usually means:

• custom-made item
• made-to-measure item
• sometimes custom tailoring, depending on context

So it is a noun referring to something that was specially made to fit.

ß is called Eszett or scharfes S.

It is pronounced like ss.

So:

• Maß sounds roughly like mahs with a long vowel before the s sound.

A useful spelling point:

• ß often appears after a long vowel or diphthong
• ss often appears after a short vowel

For learners, the main thing to remember is that ß is not pronounced like English z. It is an s sound.

Because the sentence is built with haben = to have.

Grammatically, it says that the custom-made item has the correct clothing size.

That may sound a little less natural than some English alternatives, but it is structurally straightforward:

• X hat Y = X has Y

Depending on context, German could also use other expressions, but in this sentence the idea is simply expressed with hat.

Often, yes, depending on context.

German frequently uses a more specific compound noun like Kleidergröße when talking about clothing sizes. But if the context is already clearly about clothes, speakers might simply say Größe.

So:

• die richtige Kleidergröße = more explicit
• die richtige Größe = more general, but often natural in context

The sentence you have is grammatically correct with Kleidergröße.

Yes. The pattern is very common:

• Subject + haben + direct object

For example:

• Das Kleid hat die richtige Farbe.
• Der Schuh hat die richtige Größe.
• Die Jacke hat den richtigen Schnitt.

So this sentence is useful as a model for building similar German sentences.

Because German articles do not always change visibly from nominative to accusative.

For feminine singular, the article is:

• nominative: die
• accusative: die

So the form stays the same.

If the object were masculine, you would see the change more clearly:

• nominative: der
• accusative: den

For example:

• Der Mantel hat den richtigen Schnitt.

That kind of sentence makes the accusative easier to spot.