For short-term and long-term protection of your valuable art. Packs of 25. Available in 14 sizes. (FC KB-46 TO FC KB-2230)-Crystal clear transparent bag-For fine arts, photographs, etc.-Provides a professional finish to presentation. Store your artwork, photographs and irreplaceable documents in the Krystal Seal bag, an acid-free environment with a resealable flap for easy re-use. Perfect for displaying or storing paper and other supplies used for printmaking, photography, watercolors and inkjet prints. Archival and crystal clear 2mil polypropylene plastic. Accepts mounted and matted work. May easily be resealed