Hawaiian Washers (Portuguese Horseshoes) is a Hawaiian variant of the popular washers game. The large playing surface and backboard make it easier and more fun to play than other types of washer games. The boxes are 18in x 18in and 13in tall. A set includes two boxes. Our Washer Boxes incorporate a washer return in the back, Easy Grab handles and they nest together to reduce storage size. 18in x 18in board deck.