Clear overlay on front, back, and spine for easy customization. Cover material will not stick or lift copy from cover insert or contents. Made from acid-free and archival safe polypropylene. Documents remain secure with locking D-ring that holds up to 25% more sheets than standard round rings. Two clear inside pockets for additional storage of loose papers. Capacity Range [Max]: 6"; Sheet Capacity: 1,250; Color(s): White; Binder Sheet Size: 8 1/2 x 11.