TOPS Time Cards, Semi-Monthly, 2-Sided, 3-1/2" x 10-1/2", Manila, Green/Red Print, 500-Count (1277) Equivalent to many time clock manufacturer's time cards Replaces Card No. 10-100372, 1950-9631 2-sided semi-monthly format 500 cards per pack Manila stock with front printed in green, back in red ink