The Radical 26 Junior is your perfect partner when you are between 9 and 11 years and are all about the versatile game.
Head Radical 26 Junior Tennis Racquet
Everything you need to know about tennis strings (almost)
Things You Must Know About Tennis Racquet Strings - Blog
Monofilament vs Multifilament Tennis Strings - Dad Racket
All About Tennis Strings
Tennis String Guide
How Long Do Tennis Racquet Strings Last? - Tennis String Theory
WILSON K-FACTOR AROPHITE BLACK 108 SQ. INCH / 9.5 OZ. TENNIS RACQUET
How to Choose a Tennis String
The Physics of Tennis Racket Sweet Spots