small print

Từ điển Oxford Advanced Learner 8th

the ˌsmall ˈprint [small print] BrE NAmE (BrE) (NAmE the ˌfine ˈprint) noun uncountable
the important details of an agreement or a legal document that are usually printed in small type and are therefore easy to miss
•Read all the small print before signing.
See also: ↑fine print

Example Bank:
•The exclusion clause is contained in the small print of the guarantee.
•The terms of delivery appear at the bottom of the invoice in small print.