https://www.officedepot.com/a/products/636636/TUL-Discbound-Expansion-Discs-15-Black/?pr=
TUL Discbound Expansion Discs 1.5 Black Pack Of 12 - Office Depot
Add capacity to your TUL Custom Note Taking System Discbound Notebook with these expansion discs. They fit junior and letter size notebooks allowing you to add...
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