Cardinal EconomyValue ClearVue Slant-D Ring Binder, 1", w/o Packaging, White
Business Source Slanted D-ring Binders
Amazon.com : BinderRings Magnetic D-Ring Binder Mechanism (10 Pack), 3-Ring Binder 1-inch D-Shaped Rings for Standard Letter Paper (8.5 Inches x 11 Inches), Includes 10 Vinyl Sheet Protectors : Office Products