IN PORTUGAL A POPULAR FORM OF ADVERTISING ARE MULTI-SUBJECT CARD SETS FEATURING GLOSSY FRONTS AND CALENDARS AND BUSINESS INFORMATION ON THE BACK.THE CARDS MEASURE APPROXIMATELY 2 3/4 X 4, WITH ROUNDED CORNERS.THIS IS A 12 SET SHOWING  DIRT BIKE RACING,WITH 1992 CALENDARS.WE;LL REFUND 10% ON ORDERS OF 3 OR MORE SETS.