We offer beautiful A7 and A6 envelopes made of high quality paper. , A7 Envelopes are sized at 5 1/4 x 7 1/4 and will fit your 5x7 wedding invites
Envelope Liners A7 Solid Square Flap - Cards & Pockets
Printed Envelopes
Wedding Program Fan, Printed and Assembled, Simple Greenery, Ivory
Wedding Program Fan Printed and Assembled Boho Floral
With Black Envelopes
Black A7 Envelopes - Ireland
Gate Fold Wedding Invitation Autumn Rustic Folded Wedding - Norway
Blue, Red, Green, Pink, and more colored Envelopes for 5x7 enclosures. - CutCardStock
Pipilo Press White A7 Envelopes For Invitations, Square Flap For 5x7 Greeting Cards, Birthdays, Weddings (200 Pack) : Target
Luxe Envelopes
A6 Cardstock
6x8 Envelope - UK