Full color bid cards on white card stock, 100 count. HUGE, BOLD 4-1/2" x 10" wide number printed on a 8-1/2" x 11" sheet of 90# coated index card stock. Room at the top of card for event name or title and room at the bottom for the auctioneer or event sponsor. Back side is blank. Pack of 100. Buy in quantity and save big