Loose Leaf Paper. I personally like wide ruled. I don't know why I just do. But many other like college ruled. | Paper clip art, Loose leaf paper, Notebook paper
Kokuyo Campus A5 Loose Leaf Paper (100 sheets) - Tokyo Pen Shop
Loose Leaf Paper, on 24lb. Printed Double Sided With 3 Hole Punch - 100 Sheets Per Pack. - Walmart.com
Maruman B5 Loose Leaf Paper (50 sheets) - Tokyo Pen Shop
Lined LOOSE LEAF Filler Paper – Yellow Paper House
Amazon.com : Oxford Filler Paper, 8 x 10-1/2 Inch Wide Ruled Paper, 3 Hole Punch, Loose Leaf Notebook Paper for 3 Ring Binders, 500 sheets (62330), white : Office Products
Loose Leaf Paper - 24lb Bond - Printed Double Sided w/ 3 Hole Punch - 100 Sheets | eBay