LEARN * PRACTICE * PLAY
The (patent pending) Feedback System is a portable training device that sets up ANYTIME ANYWHERE, indoors or out, in any small area for live ball hitting – no court or practice partner needed. Includes net, ball feeder, 12 pressureless balls, smartphone tripod and iOS app(s). Requiring only 3 - 4 real balls at a time, this physical + digital innovation is a great tool for players of all levels.
Re-closable mesh bag with one dozen (12) long lasting, orange-colored balls with six (6) black dots per ball. Our pressureless balls are the same dimensions as standard-size tennis balls that come in a can and are ideal for practice. Uniquely marked for enhanced visual tracking and specifically designed for use with the Fast Track Tennis smartphone app(s).