Amazon.com : Wilson Pro Staff v13 26 Inch Tennis Racquet (4" Grip) Strung with Black Synthetic Gut Racket String - Best Racquet for Advanced Juniors : Sports & Outdoors
Amazon.com : Yonex VCORE 98+ 6th Gen Tango Red Tennis Racquet Strung with Synthetic Gut Racket String in Your Choice of Colors - 16x19 String Pattern (4 5/8, Red String) : Sports & Outdoors