These 4 mil Magazine Bags are made of Archival Polyester(Mylar« ) an inert material of the highest clarity. Mylar« will not discolor, damage, or adhereto items placed inside it. It is a sturdy film that beautifullydisplays, timelessly protects and gives extra support to fragiledocuments.
Resistance to moisture, insect attack, fungus, mold, mildew, acid, oils, grease, and solvents. Mylar« contains no dangerousplasticizers, slip additives, surface coatings, antioxidants,acid-hydrolysis. This bag is a semi-rigid bag and does not require theuse of a backer board. But if you do use a backer board be sure toonly use certified acid free boards.
- Made of Archival Polyester (Mylar® )
- Fits standard Magazines
- 4 mil material thickness
- 1 1/2 inch flap for closure
- Crystal clear
- Protects for 100's of years
- Strength is 10 times that of polyethylene
- Size - 9 x 11 1/2