a4 invitation envelopes with gold lining for wedding (white, 4.25 x 6.25 in, 50 pack) best paper greetings add a unique touch to your initiations, letters, or greeting cards with this set of 50 paper envelopes. each white a4 envelope has a smooth, blank surface that allows you to add custom lettering for the recipient with marker, paint, and stencils. each envelope measures 4.25 x 6.25 inches, perfectly sized for invitations to an upcoming wedding, graduation party, bridal shower, baby shower, birthday party, or holiday gathering.