Description The Head Auxetic Gravity 25 Inch Junior Tennis Racquet brings the benefits of the modern power play to the younger up and coming youngster in a lighter version. Just like the grown-up racquet series, recommended by Alexander Zverev, the racquet has been upgraded with state-of-the-art Auxetic technology for sensational impact feel and enhanced playability. In addition to the 16/19 string pattern, the Gravity Junior also offers the head-turning crazy flip design identity of the grown-up series.Features:Innovative Auxetic technology for sensational impact feelLighter than the adult Gravity modelsMade for serious up and coming junior playersEnormous sweetspot for control, flex and forgivenessDistinctive rounded shapeEndorsed by Alexander Zverev and Andrey RublevNew asymmetric flip designTechnology:Auxetic – Auxetic constructions show a unique deformation compared to non-Auxetic constructions. Due to their internal properties, Auxetic constructions widen when a “pull” force is applied and contract when squeezed. The bigger the applied force, the bigger the Auxetic reaction.Graphene Inside – Strategically positioned in most Head racquets, Graphene strengthens the frame, provides greater stability and optimizes energy transfer from racquet to ball.The Head Auxetic Gravity Junior Tennis Racquet is suitable for yellow or green ball play on a full-size court and recommended for players ages 8 to 10.