The 35 compression DUO Spin golf ball from Wilson Staff is the World's Softest Multilayer ball. Featuring similar distance and soft feel characteristics inherent in the DUO, the DUO Spin presents the added benefit of more greenside spin for the Control player demanding action in the scoring zone. Take the challenge and prove it to yourself why the DUO and DUO Spin are longer and softer than any balls within their construction categories. For each order, you will receive a trial 2-ball sample pack.