1 color ad copy printed one color - black. - Bid-Master (R) contractor bid wall calendar made of 16 lb. white bond like paper stock that has a unique working day feature for computing completion dates. Calendar is tinned at top with one hanger loop, has 2 7/8" x 3 3/8" daily memo space and is pad printed in red and black. Calendar is inserted in pull-string wrappers. Twelve months (twelve sheets) - January through December.