Thank you for you question about Avery Legal Index Dividers.
These index dividers are letter sized, or 8-1/2" x 11". The "legal" in the product name refers to their purpose. These index dividers are designed to organize documentation files in legal offices.
You can pick up Avery legal size (8-1/2" x 14") A-Z tab dividers here.
Thanks again for your great question!