Fast Track Tennis Ball Type_Doubles These comfortable flip-flops feature plush

These comfortable flip-flops feature plush cushioning from an oversized midsole and easy walking from the Meta-Rocker technology

45-49 inches in height

The head-heavy design allows players to generate a whistling pace at an impressively light and arm-friendly weight

high performance balls that offer greater visibility

Updated footbed for added comfort

Fast Track Tennis Ball Type_Doubles These comfortable flip-flops feature plushGet on the right track to reach your potential. Introducing Fast Track Tennis, a patented hardware and software that makes learning and practicing tennis easier, faster and more fun! This solo training device gives players endless repetitions to accelerate learning and improve their game. 20 real ball feeds per minute to a consistent spot means over 1,000 hits in an hour with zero time wasted picking up balls. The feedback system includes a portable