Spike P1 is a classic defensive pimpled rubber designed for the ambitious, technically advanced defender. The ribbed pimpled top surface makes possible a vast array of variations of play and extreme backspin. Even when a thinner sponge is used, the defender has the ability to vary the degree of spin up to maximum rotation. Unique medium-hard sponge especially structured long pimpled to surface rubber to achieve the best possible control. Extreme backspin and good for attacking play.