Foil balloon is also called aluminum foil balloon, Hydrogen balloon or Helium balloon in domestic, its English name is foil balloon, Mylar balloon or helium balloon. According to different occasions, it can be divided as birthday party balloon, cartoon foil balloon, gift balloon, decorative balloon, advertising balloon, Valentine's Day balloon, Christmas balloon, etc. According to its function, it can be divided as self-filled balloon, musical balloon, font balloon, alphabet balloon, pearlescent balloon, etc.