JAM Paper® 13.5 x 13.5 Large Square Invitation Envelopes, White, 50/Pack (3992323I)

JAM Paper® White Square Invitation Envelopes are the perfect choice when it comes to special mailings. These large 13 1/2" x 13 1/2" envelopes comfortably fit big documents, announcements, business correspondence, invitations, marketing materials, catalogs, flyers, and more without having to bend, fold, or crease. Recipients are guaranteed to notice your mail before others! Available in a variety of sizes, finding your perfect fit is simple. This pack includes 50 white envelopes made from 28 lb. paper. Each envelope has a square opening, straight flap, gum closure, and smooth finish.