These red invitation envelopes will help you make this year's holiday season merry and bright! To keep mailed items secure as they travel, each one has a straight flap and a reliable gum closure. If you're hosting a Christmas party for friends, relatives, or co-workers use these envelopes to mail the invitations.Details:Red5.75" x 8.75" (A9)24 lb. paper250 envelopesStraight flapGum closure30% recycled