Wilson Jones 368 Basic Round Ring Binder, 1 1/2 Inch, Red (W368-34NR) Sheet Capacity (20 lb paper) - 275 in 1-1/2 inch binder size. Sheet Size: 8 1/2" x 11" Durable polypropylene material Chipboard is 100% recycled with 75% post consumer waste Two opaque interior pockets Multiple colors and sizes available