Are you looking for the right envelopes in which to send documents, flyers, files, packets, or booklets from your office or home? These envelopes are made out of smooth, 28lb paper and a size that makes them ideal for sending standard sized sheets of paper. Each one features a basic and versatile brown kraft color and closes with a straight flap and a secure peel and seal closure. These reliable envelopes are optimal for mailing business documents, formal letters, applications, manuscripts, and much more! Details:Brown kraft9" x 12"28 lb.Available in multiple countsSmooth paper