Amazon.com : 1 Inch 3 Ring Binders,SEEKIND View Binders,Holds Up to 8.5"11" Paper,Customizable Clear Cover,for Home,Office, and School Supply,6 Pack : Office Products
Avery® Durable Holographic 3 Ring Binder, Customizable View Cover, 1 Inch Round Rings, 1 Holographic Violet Binder (03226) | Avery.com
Leather 3 Ring Binder Notebook: 1/2 Inch 1 Inch 1 1/2 Inch | Etsy Australia
Buy 1" Premium White D-Ring Clear Overlay View Binders - 12pk at $41.89 (DDRCV100WH)
Samsill® 1" Fashion View 3 Ring Binder, 11 X 8-1/2, 2ct : Target