Heavyweight A7 Cards W/Envelopes (5.25"X7.25") 50/Pkg-White Paper This Core'dinations blank cards and envelopes set in White are perfect for greeting cards, invitations, notes, and more. Each A7 sized card measures 5 x 7 inches. ENVELOPES MEASURE 5.25" X 7.25" 50 cards and 50 envelope per package