2 - Piece design with dynamic core technology. Featuring a unique combination of high quality materials and precision design, Impulse premium golf balls offer exceptional performance under any conditions. Their dynamic core construction and aerodynamic dimble design provide high velocity and precision trajectory, giving you great flight with any club. They bounce and roll true, stick on the green and hold to the perfect putting line. Durability, balance and explosive performance - Impulse golf balls have it all.