JAM PAPER A10 Premium Invitation Envelopes - 6 x 9 1/2 - Dark Purple - 25/Pack Color: Dark Purple Size: A10 (6 x 9.5 inches) Quantity: 25 envelopes per pack Made from smooth 28 lb paper, includes moisture activated gummed flap closure These envelopes are perfect to use for sending invitations, greeting cards, RSVP's, thank you cards, gifts for birthdays, graduations, holidays and more