The quantity of black 5x7 envelopes for invitation is 100 pack,long enough to use,the size is 5-1/4x7-1/4 inches,the style is V-Shaped flap design.
ASSTAONO-A7 Envelopes Black,100 Pack 5x7 Black Envelopes V Flap,Invitation Envelopes for 5x7 Cards,Photos,Wedding,Graduation,Announcements,Baby
Printed Sage Green Envelopes C6, 5x7 or C5 Invitation or RSVP
Transparent 5x7 Vellum Envelopes for Invitations, Algeria
A7 Envelopes - 5.25x7.25, printing on flap, Los Angeles
100 Pack Gold Money Envelopes for Cash Gifts, Fancy Nigeria
A7 Black Invitation 5x7 Envelopes - Self Seal, Square
YINUOYOUJIA 50 Packs of A7 Envelopes for Invitation, Black 5x7 Envelopes for Cards-Self Seal, Square Flap, Great for Wedding, Baby Shower, Mailing
Envelope Liners A7 Size
Blank White Cards and Envelopes 50 Pack, Ohuhu 5 x 7 South Africa