These envelopes with the self adhesive closure are an excellent envelope option for all your mailing needs. These white catalog envelopes conveniently hold business mailings, documents, files, paperwork, announcements, brochures, magazines and more without having to sacrifice presentation. Folds, bends and creases are a thing of the past as your contents comfortably fit inside. Appropriate to use in the office, home and classroom. Each envelope has an open end opening, wallet flap, self adhesive strip closure, smooth finish and is made from high quality paper.Details:White9" x 12"28 lb. (105 gsm)100 envelopesPeel and seal self adhesive closurePaper