אפילו אם כך כתוב בהוראות הכביסה, המשי יכול להתכווץ.

אפילו אם means even if.

• אם by itself means if
• אפילו adds the sense of even

So אפילו אם כך כתוב... means even if it is written like that... / even if that’s what it says...

This is a very common way to introduce a contrast:

• אפילו אם אתה עייף, תבוא. = Even if you’re tired, come.

כך means so, thus, or like that.

In this sentence, אפילו אם כך כתוב בהוראות הכביסה means something like:

• even if it is written that way in the washing instructions
• even if that’s what the washing instructions say

So כך points back to some instruction that was mentioned or understood from context, such as wash in cold water or safe to wash, etc.

Here כתוב is being used in a very common Hebrew way meaning written or it says.

Literally, כך כתוב is so written, but in natural English it usually means:

• that’s what is written
• it says so
• that is what it says

Why singular masculine כתוב?

Because Hebrew often uses the masculine singular form in an impersonal/general way, especially in expressions like:

• כתוב ש... = it says that...
• מה כתוב כאן? = what is written here?

It does not have to agree with הוראות, because כתוב is not directly describing the instructions. The meaning is more like that is what is written in the instructions.

Because ב־ means in, and when it attaches to a word with ה־ (the), they combine.

So:

• ב + הוראות → בהוראות

And:

• הוראות = instructions
• הכביסה = the washing / the laundry

So:

• הוראות הכביסה = the washing instructions
• בהוראות הכביסה = in the washing instructions

This is a standard Hebrew construct:

• ספר הלימוד = the textbook / literally book of the study
• דלת הבית = the door of the house

Yes. המשי is:

• ה־ = the
• משי = silk

So literally it is the silk.

In Hebrew, materials or categories are often used with the definite article when speaking about them in a general but specific context. English might sometimes just say silk, but Hebrew often says המשי.

For example:

• הזהב יקר. = Gold is expensive.
• literally: The gold is expensive

So in your sentence, המשי יכול להתכווץ naturally means silk can shrink or the silk can shrink, depending on context.

יכול means can or is able to.

להתכווץ means to shrink, to contract, or to get smaller.

Together:

• יכול להתכווץ = can shrink

This is an example of:

• a modal verb: יכול = can
• followed by an infinitive: להתכווץ = to shrink

Other examples:

• הוא יכול לבוא. = He can come.
• הבגד יכול להיקרע. = The garment can tear.

Because it agrees with המשי, which is grammatically masculine singular.

So:

• המשי יכול להתכווץ = the silk can shrink

If the subject were feminine singular, you would use יכולה:

• החולצה יכולה להתכווץ. = The shirt can shrink.

If plural:

• הבגדים יכולים להתכווץ. = The clothes can shrink.

להתכווץ is a verb in the התפעל pattern.

Its basic idea here is to shrink or to contract.

This pattern often has meanings like:

• reflexive
• intransitive change of state
• something happening to itself

In this sentence, להתכווץ is intransitive: the silk itself shrinks.

Compare:

• לכווץ = to shrink something / to crumple something
• להתכווץ = to shrink / to become smaller

So:

• הוא כיווץ את החולצה. = He shrank the shirt / caused it to shrink
• החולצה התכווצה. = The shirt shrank

Hebrew often puts the concessive clause first, just like English can:

• Even if it says so in the washing instructions, silk can shrink.

So the structure is:

• אפילו אם כך כתוב בהוראות הכביסה = concessive clause
• המשי יכול להתכווץ = main clause

You could think of it as:

• Even if the instructions say that, silk may still shrink.

Putting the first clause first makes the contrast very clear.

Yes, definitely.

A very natural English rendering would be:

• Even if that’s what the washing instructions say, silk can shrink.

Hebrew often uses כתוב in a way that sounds slightly more literal than natural English. English usually prefers:

• it says
• the label says
• the instructions say

So although כתוב literally relates to written, the natural meaning is often just says.

Usually yes, in many contexts.

Literally:

• הוראות = instructions
• הכביסה = the washing

So the phrase literally means the washing instructions, but depending on context it may be translated as:

• washing instructions
• laundry instructions
• care instructions
• care label instructions

If the context is clothing labels, English often says care instructions even when Hebrew says washing instructions.

A simple pronunciation guide is:

afílu im kakh katúv behora'ót hakvisá, hameshí yakhól lehitkavéts

A few notes:

• אפילו = afilu
• כך = kakh, with the final kh like the ch in Scottish loch
• כתוב = katuv
• בהוראות = behora'ot
• הכביסה = hakvisa
• המשי = hameshi
• יכול = yakhol
• להתכווץ = lehitkavets

Pronunciation can vary somewhat by speaker, but this will be understood well.

Yes. A few natural alternatives are possible, depending on tone and style.

For example:

• גם אם כך כתוב בהוראות הכביסה, המשי יכול להתכווץ. = Even if that’s what the washing instructions say, silk can shrink.

• למרות מה שכתוב בהוראות הכביסה, המשי יכול להתכווץ. = Despite what the washing instructions say, silk can shrink.

The original sentence with אפילו אם is perfectly natural and emphasizes the idea of even if very clearly.