Ring binder-style vocabulary cards, perfect for vocabulary learning. - Contents: Vocabulary cards - Purpose: Vocabulary learning - Language: English Thank you for viewing. These are cards from the Sundai System English Vocabulary. There may be missing numbers, but I do not know which ones are missing. Please purchase with this in mind. Also, please be aware that there may be some stains. No returns or exchanges. Shipping costs will be kept low. The ring binder is not included.