Tabs are printed on standard 92 bright white, 80 lb. legal stock that is 30% post consumer recycled, with a Mylar coated tab, in the Avery style (Helvetica bold font). Tabs are printed on both sides in the tumble format and come unpunched. Collated sets contain 1 sheet each of 25 consecutive numbers in each pack. 1/25 cut side tab. Letter Size.