Organize and protect your treasured photos with Better Office Products Photo-Mounting Sheets made especially for 3-ring binder photo albums with 8.5in. x 11in. mounting area. 50 sheets per box. Perfect for photos up to and including 8in. x 10in. portraits. Use for mementos, postcards, awards, and more. Simply pull back the clear plastic sheet, position photos onto mounting sheet, and gently guide plastic overlay over photos to form a secure in.sealin..