Exclusive: 100% refillable, page per page. The modular spiral mechanism opens and closes to easily add or replace sheet-protectors. Soft deluxe bonded leather cover with lappet closure. Transportation handle. Black polypropylene protective inside cover. Includes 20 spiral-bound Archival Cristal Laser polypropylene sheet-protectors with luxury black paper inserts. Capacity: 20 sheet-protectors