The Bankers Box Liberty Binder-Pak Storage Box keeps records neat and dust-free. Unique closure ensures binder opens easily yet locks securely. The binder opens easily and locks closed using a rugged plastic fastener. Papers are secured with plastic posts and compressor rings for the ultimate document security. The posts adjust to 2-3/4" or 4-1/4" spacing to suit a variety of materials. The storage box is made from a high percentage of recycled material.