Prestige Alvin Studio Presentation Cases 11X17: Black, heavy-duty polypropylene presentation cases have stitched edges and come with 10 archival pages with acid-free black inserts. The collapsible handle is on the spine to allow pages to hang downward. Features include one strap to hold loose artwork, one handy pocket and smooth zipper. AlvinĀ® RF series refills fit this case. Includes ID/business card holder.