This pack of FoldFlap Sleeves from Print File is designed to accommodate 50 film sheets or prints, each measuring up to 8.5 x 11" for archival purposes or safe handling. Constructed from clear polypropylene, each sleeve has dimensions of 8.625 x 11.125", a thickness of 2.4 mil, and complies with the Photographic Activity Test (PAT). When a film sheet or print is placed inside a Print File 8.5 x 11 Polypropylene FoldFlap Sleeve, it is safeguarded against fingerprints, scratches, dirt, dust, moisture, fading, and chemical staining. Each sleeve is designed with a folder configuration that facilitates the easy insertion or removal of a film sheet or print along its length. After inserting a film sheet or print, it can be secured by utilizing the sleeve's integrated flap, which locks both sides of the sleeve together, forming a secure seal that can be opened as required.