C-Line Memory Book pages hold a true 12” x 12” inserts so no trimming is necessary. These pages offer you archival quality, acid-free protection in a premium quality sheet that won't yellow, stick to photos or transfer ink. Fits 3-ring binder and most 2-post albums. Super strong binding edge. Contains no PVCs. Contains 25 top-loading, non-glare 12” x 12” page protectors.