Coretek Archival Comic Book Bags are the ultimate solution for preserving and protecting your comic book collection. Constructed from archival BoPET - a museum quality material - these bags resist moisture, dust, and other external elements. With crystal-clear transparency and an ultra-smooth surface, they provide for optimal, unobscured clarity for viewing comics. BoPET is an acid-free and pH neutral polyester polymer that is highly regarded for long-term storage, making them an essential choice for serious collectors and enthusiasts. Available in Current, Silver and Golden comic book sizes.