Sparco Notebook Filler Paper – Letter – 100 Sheets – Ruled Red Margin – 16 lb Basis Weight – Letter – 8 1/2″ x 11″ Sheet Size – White Paper – Subject – 100 / Pack Standard filler paper is three-hole punched for an easy fit in standard-size, three-ring binders. Each college-ruled sheet of 16 lb. paper features faint blue ruling with a red margin line.