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: 21in.Weight: 200g strung.Recommended for LTA Red Stage Mini Tennis coaching programme ITF Stage 3.Designed for 5-8 year old players or any older starting Red ball player.Use with Red Stage Mini Tennis Balls.Sold without headcover.