Big savings on quality envelopes when you buy in bulk! These smooth or vellum finish A6 envelopes are perfect for mass mailings of thank you cards, informal announcements or invitations.  Use them for fund-raising or special events when you have a long list of guests or clients. These envelopes will fit flat or folded cards that measure up to 4.5 x 6.25 inches.  Available in white or natural, which has a beige undertone.  these envelopes vary in weight from 60# to 70# text weight.  Check out our bulk flat and folded cards to complete your project!