20 Pcs - - 18 7/16 x 24 1/4 FOR Holds 18x24 items UP TO 3/8 " THICK PLEASE ALLOW SPACE FOR THICKNESS Cellophane Archival Quality Acid Free 20 - Resealable Envelopes PROTECT YOUR COLLECTIBLE ART , POSTER , DOCUMENT BOOK , MAGAZINE OR NEWSPAPERS ACID FREE = QUALITY STORAGE 1.5 MIL THICKNESS 20 Pcs - 18 7/16 x 24 1/4 FOR Holds 18x24 items UP TO 3/8 " THICK PLEASE ALLOW SPACE FOR THICKNESS 1.6 MIL THICKNESS 40 micron Cellophane Envelope Bag Sleeves " RESEALABLE ENVELOPES " Crystal clear with resealable self adhesive sealing strip that protects the contents from dust, bugs, moisture, and mildew. 1.6 mil (40 micron) thinkness archival quality. 18 x 24" 1.6 Mil Resealable Polypropylene Bags with 1 1?2" Lip No heat sealing needed! Close and re-close theseclear-as-glass cello-style bags. · Peel off strip. Fold to seal with ease. · Resists moisture and grease. · Archival safe. FDA and USDA compliant * Acid free and archival safe. * Crystal Clear * Sulfur free * Silicon free * Latex free * Recyclable * Cannot be refrigerated, frozen or microwaved. * Cannot be used for baking or cooking. * Bag may become brittle in cold weather. * Not recommended for shipping in cold weather with a unique crystal clear solution, provide 'Retail Pack' appearance and beautiful finished look for your product. These bags are made of Polypropylene( Cellophane envelopes / Cello bags ), it is an all together different resin than Polyethylene( Poly Bags ). Cello bag is non-porous, super-clear, non-stretching and generally stronger and more rigid than Poly bags. This quality is commonly used for displaying merchandise at retail. THESE ACID FREE ARCHIVAL STORAGE ENVELOPES ARE OF THE HIGHEST QUALITY , THEY ARE EVEN FDA/USDA approved for food use. Crystal clear with resealable self adhesive sealing strip that protects the contents from dust, bugs, moisture, and mildew. 1.6mil ( 40 micron) thinkness archival quality. MAGAZINES AND CHICAGO TRIBUNE NEWSPAPER FROM 1938 TO DATE PROTECTED BY CELLOPHANE ARCHIVAL ENVELOPES WE HAVE OTHER SIZES AVAILABLE SEND ME A MESSAGE WITH THE SIZE OF THE ITEM YOU ARE STORING FOR MY RECOMMENDATION AND PRICE QUOTE If you cannot find the size you are looking for listed in my store, please send me an e-mail as I have more sizes that are not listed, in OUR STORE , I WILL BE HAPPY TO message COST AND DETAILS TO YOU THESE ARE THE SAME BAGS WE STORE AND SHIP ALL OF OUR COLLECTIBLE NEWSPAPERS , MAGAZINES AND POSTCARDS IN SHIPPING INCLUDED IN PRICE TO CONTINENTAL US 48 STATES ALASKA HAWAII AND TERRITORIES , ADDITIONAL CHARGES WILL APPLY THANK YOU FOR SHOPPING WITH BLUE KITTENS WE PREFER PAY PAL ENJOY YOUR PURCHASE WE APPRECIATE YOUR STOPPING BY BLUE KITTENS THANK YOU FOR VIEWING OUR ARCHIVAL STORAGE ENVELOPES WE APPRECIATE YOUR STOPPING BY INTERNATIONAL BUYERS THESE ARE SHIPPED TO YOU ARE YOUR DISCRETION WHILE MOST SMALL SHIPMENT MOVE QUITE WELL YOU SHOULD BE FAMILIAR WITH YOUR COUNTRY CUSTOM REGULATION AND IMPORT STATUES AND DUTIES OR TAXES IF YOU ARE NOT SURE CHECK WITH YOUR LOCAL POST OR CUSTOMS OFFICE WHILE YOU ARE HERE CHECK OUT OUR BARACK OBAMA - CHICAGO HEADLINE NEWSPAPERS SATURDAY EVENING POST FORTUNE MAGAZINE CHECK OUT OUR WESTERN MAGAZINES ARIZONA HIGHWAYS MAGAZINE DESERT MAGAZINE NEW MEXICO MAGAZINE SOUTHWEST ART NATIVE PEOPLES WESTWAYS MAGAZINE AND TEXAS HIGHWAYS MAGAZINE WE ALSO HAVE SOUTHWESTERN POSTCARDS NOW !! HAL EMPIE ARIZONA ROUTE 66 ARIZONA INDIANS with more being added WE REALLY APPRECIATE YOUR STOPPING BY all returns are subject to a 20% return / restock / handling charge , any return will also forfeit any multiple item discount for other item purchased at the same time when applicable envelope , bag , sleeve , flap seal , acid free , lignin free crystal clear 75 sizes in stock ready to ship , over 200 sizes available WE MAY REPLACE FEDEX WITH USPS OR UPS AT ANY TIME Without Notice Features Benefits: Crystal Clear Flap Seal Envelopes have the following features: Crystal Clear Optical Clarity High quality material will not easily rip, tear, wrinkle, or fog Resealable adhesive strip on the flap of the bags (allows you to customize the fit) with the exception to the Protective Seal where the seal is on the body of the Envelope which leave little for adjustment Fast insertion and sealing Acid and lignin free Archival safe 1.6 Mil / 40 micron thick USPS approved Made with 10% recycled content Acid Free , Lignin Free , So why does all this matter? Simply put, acid and lignin cause paper to deteriorate. A good example of this is newspaper. You will notice that after only a couple of days, newspaper begins to turn yellow and brittle. The same will happen to your scrapbook and photographs over time if the proper materials are not used. These materials do not only include paper? adhesives, pens, markers, stickers, and anything else that comes into contact with your photographs must be acid and lignin free. AVAILABLE IN SIZES UP TO 60 " X 40 " 1.6mil (40 micron) thinkness archival quality. PLEASE ALLOW SPACE FOR THICKNESS We may use UPS , Fedex in place of Fedex UPS and USPS to Select Service areas at Our Discretion to improve Delivery ServiceBuyers with - 0 - feedback and less than 1 year will not be eligible to purchase and may be refunded