The smallest racquet, the Babolat Roddick Junior 125 is best suited for children from six to eight years old. The racquet is lighter than its Roddick series counterparts, and provides the perfect platform for your child's initial discovery of tennis. Head Size 645 sq. in. 4161.3 sq. cm. Strung Weight 7.8oz 221.1g Composition GraphiteAluminum