An interactive magnetic block set that empowers children to explore a world of possibilities and build all kinds of friends. FUN FOR EVERYONE from age 1 to 99, My Family Builders Diversity Blocks have been safety-tested and found to meet or exceed international safety standards including both ASTM/CPSIA (USA) and EN71 (Europe). Materials: Wood, Non toxic water base paint, Magnets, Love. Weight: 15.6 oz. Size (inch): 6.7 X 1.8 X 5.8.