JAM Paper A10 Passport Recycled Invitation Envelopes ensure your cards, letters, party invitations or announcements are mailed in style! They will securely contain your content, thanks to their sturdy and durable build. These envelopes are crafted from high quality 24lb paper and 50% post-consumer paper, making them a friend to the environment.Details:Available in assorted colorsA10 size (6" x 9.5")24 lb. paper50 envelopesBooklet opening50% post consumer paper