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
Amazon.com : Five Star Loose Leaf Paper, 6 Pack, Notebook Paper, Wide Ruled Filler Paper, Reinforced, 8 x 10.5, 100 Sheets per Pack (15002) : Office Products
Norcom Filler Paper, College Ruled, 150 Pages, 8" x 10.5" - Walmart.com