Pioneer 12 Inch by 12 Inch Postbound Applique Cover Memory Book, Butterfly 12 inch by 12 inch memory book with applique butterfly cover 10 top-loading page protectors; 10 heavy white paper inserts Acid-, lignin-, and PVC-free design; screw-post binding system Expandable spine accommodates additional refills Measures approximately 12 1/2 by 13 by 1 inches