These refill pages are for the Pioneer JMV-207 Photo Album. -- 5 sheets per pack (10 sides) -- Self adhesive peel back clear plastic with white page background -- Pages hold any size photos up to 8-1/2"x11" (Could be larger, but you must leave some page background exposed so plastic will adhere) -- Includes extension posts for the JMV-207 photo album -- 2 holes spaced 7-1/4" apart -- Usable Page Size: 14-1/4" x 12" -- Acid free