واقي الشمس والمناديل في الحقيبة.

In Arabic, the verb to be is usually left out in the present tense.

So instead of saying something like The sunscreen and the tissues are in the bag, Arabic simply says:

واقي الشمس والمناديل في الحقيبة

Literally, it is more like:

The sunscreen and the tissues in the bag

But the meaning is still are in the bag.

If you wanted the past tense, you would use a verb such as كان:

• كان واقي الشمس والمناديل في الحقيبة = The sunscreen and the tissues were in the bag

واقي الشمس is an iḍāfa construction, often called a genitive construction or noun-noun phrase.

It is made of:

• واقي = protector / protective thing
• الشمس = the sun

Together, the phrase means sunscreen.

Grammatically, the second noun (الشمس) is in the genitive relationship, and the whole phrase acts like one unit.

A very common way to think of iḍāfa is:

• X of Y

So structurally, واقي الشمس is like protector of the sun, but idiomatically it means protection from the sun / sunscreen.

Because in an iḍāfa construction, the first noun normally does not take الـ.

So Arabic says:

• واقي الشمس

not:

• الواقي الشمس

The definiteness of the whole phrase comes from the second noun:

• الشمس is definite because it has الـ
• therefore واقي الشمس as a whole is also definite

This is a very important pattern in Arabic:

• باب البيت = the door of the house / the house door
• كتاب الطالب = the student’s book
• واقي الشمس = the sunscreen

Because ش is a sun letter.

When الـ comes before a sun letter, the ل sound is not pronounced separately. Instead, the following consonant is doubled.

So:

• written: الشمس
• pronounced: ash-shams

This happens with all sun letters, such as:

• النور → an-nūr
• السماء → as-samā’
• الشارع → ash-shāriʿ

So the spelling stays the same, but the pronunciation changes.

Yes, if you look at it word by word, it can seem that way. But the actual meaning is idiomatic: something that protects against the sun.

This is normal in Arabic. Many compounds do not translate literally word-for-word into natural English.

So for a learner, the best approach is:

• understand the structure
• but memorize the phrase واقي الشمس as the standard way to say sunscreen

المناديل is the plural of منديل.

• منديل = tissue / napkin / handkerchief, depending on context
• مناديل = tissues / napkins / handkerchiefs

This is a broken plural, which means the inside pattern of the word changes rather than just adding a simple ending.

So:

• singular: منديل
• plural: مناديل

Because it has الـ, المناديل means the tissues rather than just tissues.

Yes. In this sentence, في الحقيبة applies to both items.

So the structure is:

• واقي الشمس والمناديل = the sunscreen and the tissues
• في الحقيبة = in the bag

Together:

• The sunscreen and the tissues are in the bag

So Arabic is grouping the two nouns together with و (and), and then saying where they are.

Because الحقيبة is definite: it means the bag.

• في الحقيبة = in the bag
• في حقيبة = in a bag

So the choice depends on whether the bag is specific or not.

Also, after the preposition في (in), the noun is in the genitive case. In fully vocalized Arabic, that would be:

• في الحقيبةِ

The final kasra is there because the noun comes after a preposition.

The sentence would be understood like this:

• واقي: nominative, because it is part of the subject/topic of the sentence
• الشمسِ: genitive, because it is the second term of the iḍāfa
• المناديلُ: nominative, because it is joined to the first noun by و
• الحقيبةِ: genitive, because it comes after في

A learner-friendly breakdown is:

• واقي الشمس والمناديل = the subject
• في الحقيبة = the predicate/location phrase

One small note: واقي ends in ي, so its case ending is not as visibly pronounced as a regular noun ending. But functionally, it is still nominative here.