A8 Invitation Envelopes (5 1/2 x 8 1/8) in 60lb. White w/Peel & Press are a pure white envelope. These envelopes have a sophisticated square back flap and are ideal for invitations, social mailings, holiday cards, greeting cards and more. These envelope are easily sealed by a Peel & Press strip located on the back flap. The A8 is perfect for holding A7 and A8 flat and folded cards and its dimensions make it an ideal 5"" x 7"" photo envelope. The A8 is also suitable as an outer envelope for invitations, as smaller A sized envelopes (A7, A6, A4, A2, A1) fit inside.For social and invitation purposes, the A8 is also a great large sized reply envelope as it easily fits inside A9 and A10 size envelopes. Available plain or printed for customization, branding and creative uses, starting in small quantities of 50 to large quantities of 50,000 and more.