When it comes to conserving the environment, it's the little things that count. Make your efforts for sustainability count with JAM Paper® Brown Kraft Paper Bag Recycled A2 Invitation Envelopes! These 4 3/8 x 5 3/4 inch envelopes are made out of eco-friendly, 100% recycled 28lb paper! This complete pack contains a total of 25 envelopes for multiple home and office mailing needs! Their earthen, natural brown color makes them great for any mailing purpose. Their size makes them ideal for A2 sized cards and invitations! Each one features a wide, rectangular straight flap and a secure gum closure to ensure items stay enclosed while traveling through the mail.