JAM Paper 4-Pack 3 Ring Assorted 3/4-in Binder in the Binders department at Lowes.com
Amazon.com : Amazon Basics Economy 3 Ring Binder, Showcase View Binder with 3 Inch, D-Ring, 2-Pack, White : Office Products
Buy Black Letter Size Clear View 3-Ring Binders | 1/2" to 4" Rings | Best Binder Pricing | SpiralBinding
Amazon.com : Samsill Plant Based Durable 3 Inch 3 Ring Binders, Made in The USA, Fashion Clear View Binders, Up to 25% Plant Based Plastic, Assorted 4 Pack (MP48689) : Office Products
Avery Legal Durable Non-View Binder with Round Rings 14 x 8 1/2 2" Capacity Black 06401 - Walmart.com
3" Standard White Round Ring Clear View Binders - 12pk | SpiralBinding