The BCW Silver/Regular Comic Mylar Archivals Bags - 2 MIL are crafted comic book bags are made from archival polyester (Mylar), ensuring long-term protection while maintaining the brilliance of your comics. With a precise material thickness of 2 mil, they offer robust defense against dust, moisture, and handling, while still providing crystal-clear clarity. Designed to fit both Silver and Regular size comic books, each bag features an exterior dimension of 7 1/4 x 10 1/2 inches, coupled with a 1-1/2" flap for secure closure. This combination of size and closure ensures your comics remain safe from accidental spills or exposure, while allowing easy access whenever you want to revisit your collection. The choice of archival polyester (Mylar) as the primary material is deliberate, offering inert properties that prevent discoloration, damage, or adhesion to your comics. Mylar also provides sturdy support, protecting against bending or creasing and preserving the structural integrity of your comics for years to come. With each pack containing 50 bags, BCW Silver/Regular Comic Mylar Archivals Comic Bags - 2 MIL offers ample storage capacity to safeguard a significant portion of your collection. Whether you're a seasoned collector or just starting your comic book journey, these archival bags provide the peace of mind that your comics are protected by the finest archival protection available. Invest in the longevity of your comic book collection and cherish your memories for years to come with BCW Silver/Regular Comic Mylar Archivals Comic Bags - 2 MIL.