12 ultra premium 3 piece golf balls designed for maximum power, true flight and control. Combining high quality materials with precision design, Impulse Tour Ultra Premium golf balls offer exceptional performance under any condition. Their dual core construction and aerodynamic dimple design provide high velocity and precision trajectory to give you the best flight with any club. On impact, they boune and roll true, letting you stick on the green and hold to the perfect putting line. Surround all that with a tough durable shell and youv'e got a great, long lasting ball. Large energetic soft core for exceptional fee. Firm HPF mantle layer designed to reduce driver spin. Titanium-infused hybrid ionomer cover increases short iron and wedge control. Enhanced aerodynamic dimple pattern.