JAM PAPER 3 1/8 x 3 1/8 Square Recycled Invitation Envelopes - Brown Kraft Paper Bag - 25/Pack Color: Brown Kraft Size: Tiny Square (3.125 x 3.125 inches) Quantity: 25 Envelopes per Pack Envelope Features: Vflap Gum Closure / Paper Weight: 28 lb / High-Quality Texture Finish Perfect for Greeting Cards, Invitations, Weddings or any announcement.