The YONEX VCORE 25 Junior racquets are intended at childen who are aged between 7 to 7 years old. The tennis racquet has a head size of 105 sq.inches. It is made from a composition of aluminium. The racquets help develop a range of physical skills and techincal elements of the game on smaller courts to small children who are playing at a beginning level. The racquet has a isometric head shape that gives it an effective hitting area.