Perfect to store 11-inch x 17-inch documents. ONE-TOUCH Easy Open rings open, close and lock with one simple motion. Awarded Arthritis Foundation Ease-of-Use Commendation. Slant-D rings hold 25% more than standard round rings. Heavy gauge vinyl and extra durable construction. Cover board made from 100% recycled fiber with at least 98% post-consumer fiber. 1-1/2-inch, Black.