JAM Paper Clear Large Booklet Plastic Envelopes with Button and String Tie Closures are perfect for keeping all of your larger important documents safe and organized. Whether it be financial reports for the office, the records of your employees, or drawings that you are submitting for art class, this envelope can reliably and conveniently protect them all. Each one is made of a durable, flexible plastic and features a straight flap opening. As the name implies, each closes with a secure two button string tie closure. Use them at home, work, or school. With 12" x 18" of inner space, these envelopes even provide enough room for those larger than average documents that you may need for presentations. This pack comes with 12 envelopes.Details:Clear12" x 18"Button and string tie closureStraight flap opening12 envelopes per packPlastic