Happy Birthday Envelope Seals(3 Designs) Add a brilliant finishing touch to birthday card envelopes and invitations, too! These bright seals turn plain envelopes into mini celebrations, and they're great for sealing gift wraps and trimming gift tags or bags._ (Total 3 Designs) 144 Self-Adhesive Happy Birthday Seals Per Set Measures Approximately 1-1/2" Diameter Colorful Image Address Labels are printed in the USA! Colorful Image Address Labels are printed in the USA! **Please Note: We are Unable to Print Foreign Characters at This Time.