New in box with all the plastic bags of building bricks still sealed shut except for baggie #1, one of tge bags inside that bag is opened (no missing pieces).  600 piece set of John Deere Building Brick System made by Ertl with a tractor, wagon and garden tractor (riding mower).  New--never used.  Box itself measures 19" x 11-1/2" and 3 inches thick.  Set weighs over 3 pounds.  These 'building bricks' are the same as Legos and can be used with them.