Murbles Family Set: 9 ball, 4 player, 2 balls each blue and lt. red set. Murbles are Proudly American Made utilizing some Recycled Product. Murbles is a Fun Exciting game for the whole family. Murbles can be played almost anywhere and requires no Skills to play. Anyone can play Murbles, rules are on the back of the bag, just dump and play. Murbles are very durable solid plastic balls made to last a life time.