Comprehensive Preservation 3x5 Topload Holders are precision-crafted to deliver lasting protection for your valuable 3x5 index cards, vintage photos, postcards, notecards, flashcards, and recipe cards. Please note, slight size variations between brands may affect fit. 30 toploads per pack. The 3x5 toploader holders give full protection to your index and flash cards against dust, dirt, creases, and tears With an opening on the top side, the 3 x 5 protectors allow you to easily insert or remove your notecards Made of high quality rigid PVC, these toploads will not harm your index cards The transparent and sturdy material of the toploaders allow easy viewing of both sides of your flash cards Interior dimensions: 3.18" x 5.07"