The Zsig® Mini Tennis Racket has an O-beam construction Mini Tennis frame light well-balanced with durable strings and a comfortable PU grip.O-beam construction aluminium frame.Length of the frame: 25in.Weight: 240g strung.Recommended for LTA Green Stage Mini Tennis coaching programme ITF Stage 1.Designed for aged 10 year old players.Use with Green Stage Mini Tennis Balls.Sold without headcover.