AgION� antimicrobial additive prevents the growth of bacteria, mold and fungus. Clear overlay on covers and spine inspires you to create customized presentations. Documents stay secure with locking D-Rings that hold 25% more than standard round rings. Having the rings mounted on the back lid allows pages to lie flat and adds a sleek, clean appearance with a rivetless spine. Two clear inside pockets provide extra storage for loose documents. Maximum Capacity Range ("): 3 in; Sheet Capacity: 600; Color(s): White; Binder Sheet Size: 11 x 8 1/2.