expandable binder

Itopfox 8-Tab Binder Dividers with Index Pockets for 3 Ring Binders, Plastic Sheet Protectors for US Letter Size, 8 Colors, 2 Packs

Office Essentials Economy View 3 Ring Binders, 1" Round Rings, 1.4" Spine, 175-Sheet Capacity, Black Binders (4-Pack of 03127)

Itopfox Extra Durable 3 Ring Binder, D-Ring Large Binders, Holds 670 Sheets of Paper, Customizable View with Inside Pockets, School & Office Supplies

Blu Monaco Ring Binders - 1 Inch - Set of 2 - with Geometric Gold Foil Design

Davis Group 6pk 1.5" Premium Economy Round Ring Binders Lime Green: Hard Cover, 275 Sheet Capacity, 2 Pockets, Polypropylene

Davis Group 6pk 2" Premium Economy Round Ring Binders Burgundy: Hard Cover, 400 Sheet Capacity, 2 Pockets, Polypropylene

Davis Group 6pk 1.5" Premium Economy Angled D-Ring Binder Green: Hard Cover, 350 Sheet Capacity, 2 Pockets, Polypropylene

Itopfox 30 Pack Heavy Duty Binder Folders with Velcro Closure, Side Loading Organizer Pockets for 3 Ring Binders, School Office Supplies, 5 Assorted

Samsill Earth's Choice Plant-Based Economy Round Ring View Binders, 3 Rings, 3" Capacity, 11 x 8.5, Pink, 2/Pack

Unique Bargains A7 Kraft Leather Notebook 6 Ring Binder with 50 Sheets Paper 2 Pcs

Enday 0.5" Matte Bright Color Poly 3-Ring Binder

Davis Group 6pk 1" Premium Economy Round Ring Binder Royal Blue: Hard Cover, 200 Sheet Capacity, 2 Pockets, Polypropylene

NeatoTek 9 Pocket Waterproof Trading Card Binder, Album Display Holder - Sports Theme,

Davis Group 6pk 1.5" Premium Economy Round Ring Binder Green: Hard Cover, 275 Sheet Capacity, 2 Pockets, Polypropylene

Itopfox Premium Zip Trading Card Binder with 540 Double Sided Pockets, Collector Album for MTG, TCG, Sports Cards, Black PU Collection Binder

Itopfox 3-Ring Zipper Binder with Shoulder Strap & Handle, Multi-Pocket Organizer for School, Holds 500 Sheets, Purple & Gray

BAZIC Products® Slant D Ring View Binder with 2 Pockets, 2", White

Universal Deluxe Easy-to-Open D-Ring View Binder, 3 Rings, 5" Capacity, 11 x 8.5, White

Office Essentials Economy View 3 Ring Binders, 1" Round Rings, 1.4" Spine, 175-Sheet Capacity, Black Binders (12-Pack of 03425)

Office Essentials Economy View 3 Ring Binders, 3" Round Rings, 3.5" Spine, 460-Sheet Capacity, Black Binders (12-Pack of 03431)

Itopfox 12-Pack Pastel 3-Ring Binders with Pockets, Holds 175 Sheets, Ideal for Office, Home, and School Organization

C-Line® Binder Pocket, Side Loading, Clear, 5 Per Pack, 3 Packs

Premium Economy 2" Angle D Ring Binder 6pk Orange: Hard Cover, 475 Sheet Capacity, Polypropylene, 2 Pockets

Davis Group 6pk 1" Premium Economy Angled D-Ring Binder Royal Blue: Hard Cover, 225 Sheet Capacity, 2 Pockets, 11.62" x 10.4"