Astrobrights Filler Paper, 8 x 10-1/2 Inches, 20 lb, Assorted Colors, 100 Sheets Astrobrights Filler Paper measuring 8" x 10-1/2" comes with wide ruling and 4-color assortment. 20 lb Paper is fun and memorable, sold as 100 per pack. A clever short-story, an algebraic equation or a dynamic speaker's notes are just too exciting for boring white paper