Darice Coordination's A2 Size Cards and Envelopes (Set of 50), Parisian Nights 50 card and envelope sets per package Each a2 sized card measures 4.25 By 5.5 Inches White envelopes measuring 4.375 By 5.75 Each Cards and envelopes in assorted Parisian night colors are perfect for invitations, handmade cards, notes, and more