This is Polaris Series English Grammar Polaris 1. There are stains as shown in the 2nd and 3rd photos. There is almost no writing. Notes: ・I have a cat (I will try my best to prevent cat hair from getting in). ・I will reply within 24 hours whenever possible. ・I will ship within a week unless there are special circumstances (I will write about any circumstances in my profile). There may be some bending or folding, and it is stored at home, so please purchase only if you understand this!