EasyOpen FreeStand Binder With Locking Slant-D RingsMagnetic flap closure stabilizes binder, allowing it to stand and stack unaided. Five color ID rings snap in and out for easy organization. One-Touch® EasyOpen® rings operate with just a finger's touch, locking instantly when closed. Slant-D® shaped rings hold 25% more than round rings. Nonstick, PVC free overlay on front cover, back cover and spine allows insertion of custom title sheets.