Deskripsi tentang benda favorit(bahasa inggris) seperti jam tangan

I have a new bag. i bought it two days ago. it is a backpack. it has 3 parts. the first part is in front of my bag. it likes a pocket to keep small things. the second part is the main of the bag. i can keep my laptop in my bag and some books. the last part is in the right and the left of the bag. it uses to keep of water bottle. its colour is blue. i like it very much.