Double-Sided Red Oak 21 inch Aggravation game board for 2 to 6 players. Both sides of this Red Oak game board can be played on, up to 4 on one side and 2 to 6 on the other. This board measures 21 inches x 3/4 inch thick. Ships with 7/8 inch solid glass marbles and six dice. Finished with polyurethane.