Reinforced filler paper features a stronger reinforcement tape along the border to help prevent your papers from ripping out of binders. Triangle-shaped holes add more strength and allow them to turn easily along rings. Heavyweight, 20 lb. paper resists ink bleed through to keep your writing legible. Graph-ruled pages are double-sided to provide plenty of writing space for notes, homework and more.Reinforced filler paper features a stronger reinforcement tape along the border to help prevent your papers from ripping out of binders. Triangle-shaped holes add more strength and allow them to turn easily along rings. Heavyweight, 20 lb. paper resists ink bleed through to keep your writing legible. Graph-ruled pages are double-sided to provide plenty of writing space for notes, homework and more.