These plastic envelopes are an effective, durable, and easy to use unit for storing and protecting all of your important documents! They are made of pliable, yet sturdy plastic and feature secure, two button strong tie closure. Organize your documents while giving them the utmost protection against damage from scratches, bends, and tears in any environment.Details:Available in multiple colors9.75" x 11.75"12 envelopesFits standard letter size papersString and button closurePlastic